diff --git a/homeassistant/components/lifx/light.py b/homeassistant/components/lifx/light.py
index 444bfe31480..e775b5623d3 100644
--- a/homeassistant/components/lifx/light.py
+++ b/homeassistant/components/lifx/light.py
@@ -199,11 +199,11 @@ def lifx_features(bulb):
     ) or aiolifx().products.features_map.get(1)
 
 
-def find_hsbk(**kwargs):
+def find_hsbk(hass, **kwargs):
     """Find the desired color from a number of possible inputs."""
     hue, saturation, brightness, kelvin = [None] * 4
 
-    preprocess_turn_on_alternatives(kwargs)
+    preprocess_turn_on_alternatives(hass, kwargs)
 
     if ATTR_HS_COLOR in kwargs:
         hue, saturation = kwargs[ATTR_HS_COLOR]
@@ -330,11 +330,11 @@ class LIFXManager:
                 period=kwargs.get(ATTR_PERIOD),
                 cycles=kwargs.get(ATTR_CYCLES),
                 mode=kwargs.get(ATTR_MODE),
-                hsbk=find_hsbk(**kwargs),
+                hsbk=find_hsbk(self.hass, **kwargs),
             )
             await self.effects_conductor.start(effect, bulbs)
         elif service == SERVICE_EFFECT_COLORLOOP:
-            preprocess_turn_on_alternatives(kwargs)
+            preprocess_turn_on_alternatives(self.hass, kwargs)
 
             brightness = None
             if ATTR_BRIGHTNESS in kwargs:
@@ -600,7 +600,7 @@ class LIFXLight(LightEntity):
             power_on = kwargs.get(ATTR_POWER, False)
             power_off = not kwargs.get(ATTR_POWER, True)
 
-            hsbk = find_hsbk(**kwargs)
+            hsbk = find_hsbk(self.hass, **kwargs)
 
             # Send messages, waiting for ACK each time
             ack = AwaitAioLIFX().wait
diff --git a/homeassistant/components/light/__init__.py b/homeassistant/components/light/__init__.py
index a179eca6957..fdef5e61a76 100644
--- a/homeassistant/components/light/__init__.py
+++ b/homeassistant/components/light/__init__.py
@@ -3,7 +3,6 @@ import csv
 from datetime import timedelta
 import logging
 import os
-from typing import Dict, Optional, Tuple
 
 import voluptuous as vol
 
@@ -13,6 +12,7 @@ from homeassistant.const import (
     SERVICE_TURN_ON,
     STATE_ON,
 )
+from homeassistant.core import callback
 import homeassistant.helpers.config_validation as cv
 from homeassistant.helpers.config_validation import (  # noqa: F401
     PLATFORM_SCHEMA,
@@ -28,6 +28,7 @@ import homeassistant.util.color as color_util
 
 DOMAIN = "light"
 SCAN_INTERVAL = timedelta(seconds=30)
+DATA_PROFILES = "light_profiles"
 
 ENTITY_ID_FORMAT = DOMAIN + ".{}"
 
@@ -122,15 +123,6 @@ LIGHT_TURN_ON_SCHEMA = {
 }
 
 
-PROFILE_SCHEMA = vol.Schema(
-    vol.Any(
-        vol.ExactSequence((str, cv.small_float, cv.small_float, cv.byte)),
-        vol.ExactSequence(
-            (str, cv.small_float, cv.small_float, cv.byte, cv.positive_int)
-        ),
-    )
-)
-
 _LOGGER = logging.getLogger(__name__)
 
 
@@ -140,14 +132,17 @@ def is_on(hass, entity_id):
     return hass.states.is_state(entity_id, STATE_ON)
 
 
-def preprocess_turn_on_alternatives(params):
-    """Process extra data for turn light on request."""
-    profile = Profiles.get(params.pop(ATTR_PROFILE, None))
-    if profile is not None:
-        params.setdefault(ATTR_XY_COLOR, profile[:2])
-        params.setdefault(ATTR_BRIGHTNESS, profile[2])
-        if len(profile) > 3:
-            params.setdefault(ATTR_TRANSITION, profile[3])
+def preprocess_turn_on_alternatives(hass, params):
+    """Process extra data for turn light on request.
+
+    Async friendly.
+    """
+    # Bail out, we process this later.
+    if ATTR_BRIGHTNESS_STEP in params or ATTR_BRIGHTNESS_STEP_PCT in params:
+        return
+
+    if ATTR_PROFILE in params:
+        hass.data[DATA_PROFILES].apply_profile(params.pop(ATTR_PROFILE), params)
 
     color_name = params.pop(ATTR_COLOR_NAME, None)
     if color_name is not None:
@@ -174,24 +169,12 @@ def preprocess_turn_on_alternatives(params):
     if rgb_color is not None:
         params[ATTR_HS_COLOR] = color_util.color_RGB_to_hs(*rgb_color)
 
-    return params
-
 
 def filter_turn_off_params(params):
     """Filter out params not used in turn off."""
     return {k: v for k, v in params.items() if k in (ATTR_TRANSITION, ATTR_FLASH)}
 
 
-def preprocess_turn_off(params):
-    """Process data for turning light off if brightness is 0."""
-    if ATTR_BRIGHTNESS in params and params[ATTR_BRIGHTNESS] == 0:
-        # Zero brightness: Light will be turned off
-        params = filter_turn_off_params(params)
-        return (True, params)  # Light should be turned off
-
-    return (False, None)  # Light should be turned on
-
-
 async def async_setup(hass, config):
     """Expose light control via state machine and services."""
     component = hass.data[DOMAIN] = EntityComponent(
@@ -199,10 +182,8 @@ async def async_setup(hass, config):
     )
     await component.async_setup(config)
 
-    # load profiles from files
-    profiles_valid = await Profiles.load_profiles(hass)
-    if not profiles_valid:
-        return False
+    profiles = hass.data[DATA_PROFILES] = Profiles(hass)
+    await profiles.async_initialize()
 
     def preprocess_data(data):
         """Preprocess the service data."""
@@ -212,7 +193,8 @@ async def async_setup(hass, config):
             if entity_field in data
         }
 
-        base["params"] = preprocess_turn_on_alternatives(data)
+        preprocess_turn_on_alternatives(hass, data)
+        base["params"] = data
         return base
 
     async def async_handle_light_on_service(light, call):
@@ -223,17 +205,14 @@ async def async_setup(hass, config):
         params = call.data["params"]
 
         if not params:
-            default_profile = Profiles.get_default(light.entity_id)
+            profiles.apply_default(light.entity_id, params)
 
-            if default_profile is not None:
-                params = {ATTR_PROFILE: default_profile}
-                preprocess_turn_on_alternatives(params)
-
-        elif ATTR_BRIGHTNESS_STEP in params or ATTR_BRIGHTNESS_STEP_PCT in params:
+        # Only process params once we processed brightness step
+        if params and (
+            ATTR_BRIGHTNESS_STEP in params or ATTR_BRIGHTNESS_STEP_PCT in params
+        ):
             brightness = light.brightness if light.is_on else 0
 
-            params = params.copy()
-
             if ATTR_BRIGHTNESS_STEP in params:
                 brightness += params.pop(ATTR_BRIGHTNESS_STEP)
 
@@ -242,19 +221,18 @@ async def async_setup(hass, config):
 
             params[ATTR_BRIGHTNESS] = max(0, min(255, brightness))
 
-        turn_light_off, off_params = preprocess_turn_off(params)
-        if turn_light_off:
-            await light.async_turn_off(**off_params)
+            preprocess_turn_on_alternatives(hass, params)
+
+        # Zero brightness: Light will be turned off
+        if params.get(ATTR_BRIGHTNESS) == 0:
+            await light.async_turn_off(**filter_turn_off_params(params))
         else:
             await light.async_turn_on(**params)
 
     async def async_handle_toggle_service(light, call):
-        """Handle toggling a light.
-
-        If brightness is set to 0, this service will turn the light off.
-        """
+        """Handle toggling a light."""
         if light.is_on:
-            off_params = filter_turn_off_params(call.data["params"])
+            off_params = filter_turn_off_params(call.data)
             await light.async_turn_off(**off_params)
         else:
             await async_handle_light_on_service(light, call)
@@ -295,73 +273,89 @@ async def async_unload_entry(hass, entry):
 class Profiles:
     """Representation of available color profiles."""
 
-    _all: Optional[Dict[str, Tuple[float, float, int]]] = None
+    SCHEMA = vol.Schema(
+        vol.Any(
+            vol.ExactSequence((str, cv.small_float, cv.small_float, cv.byte)),
+            vol.ExactSequence(
+                (str, cv.small_float, cv.small_float, cv.byte, cv.positive_int)
+            ),
+        )
+    )
 
-    @classmethod
-    async def load_profiles(cls, hass):
-        """Load and cache profiles."""
+    def __init__(self, hass):
+        """Initialize profiles."""
+        self.hass = hass
+        self.data = None
 
-        def load_profile_data(hass):
-            """Load built-in profiles and custom profiles."""
-            profile_paths = [
-                os.path.join(os.path.dirname(__file__), LIGHT_PROFILES_FILE),
-                hass.config.path(LIGHT_PROFILES_FILE),
-            ]
-            profiles = {}
+    def _load_profile_data(self):
+        """Load built-in profiles and custom profiles."""
+        profile_paths = [
+            os.path.join(os.path.dirname(__file__), LIGHT_PROFILES_FILE),
+            self.hass.config.path(LIGHT_PROFILES_FILE),
+        ]
+        profiles = {}
 
-            for profile_path in profile_paths:
-                if not os.path.isfile(profile_path):
-                    continue
-                with open(profile_path) as inp:
-                    reader = csv.reader(inp)
+        for profile_path in profile_paths:
+            if not os.path.isfile(profile_path):
+                continue
+            with open(profile_path) as inp:
+                reader = csv.reader(inp)
 
-                    # Skip the header
-                    next(reader, None)
+                # Skip the header
+                next(reader, None)
 
-                    try:
-                        for rec in reader:
-                            (
-                                profile,
-                                color_x,
-                                color_y,
-                                brightness,
-                                *transition,
-                            ) = PROFILE_SCHEMA(rec)
+                try:
+                    for rec in reader:
+                        (
+                            profile,
+                            color_x,
+                            color_y,
+                            brightness,
+                            *transition,
+                        ) = Profiles.SCHEMA(rec)
 
-                            transition = transition[0] if transition else 0
+                        transition = transition[0] if transition else 0
 
-                            profiles[profile] = (
-                                color_x,
-                                color_y,
-                                brightness,
-                                transition,
-                            )
-                    except vol.MultipleInvalid as ex:
-                        _LOGGER.error(
-                            "Error parsing light profile from %s: %s", profile_path, ex
+                        profiles[profile] = color_util.color_xy_to_hs(
+                            color_x, color_y
+                        ) + (
+                            brightness,
+                            transition,
                         )
-                        return None
-            return profiles
+                except vol.MultipleInvalid as ex:
+                    _LOGGER.error(
+                        "Error parsing light profile from %s: %s", profile_path, ex
+                    )
+                    continue
+        return profiles
 
-        cls._all = await hass.async_add_executor_job(load_profile_data, hass)
-        return cls._all is not None
+    async def async_initialize(self):
+        """Load and cache profiles."""
+        self.data = await self.hass.async_add_executor_job(self._load_profile_data)
 
-    @classmethod
-    def get(cls, name):
-        """Return a named profile."""
-        return cls._all.get(name)
-
-    @classmethod
-    def get_default(cls, entity_id):
+    @callback
+    def apply_default(self, entity_id, params):
         """Return the default turn-on profile for the given light."""
-        # pylint: disable=unsupported-membership-test
         name = f"{entity_id}.default"
-        if name in cls._all:
-            return name
+        if name in self.data:
+            self.apply_profile(name, params)
+            return
+
         name = "group.all_lights.default"
-        if name in cls._all:
-            return name
-        return None
+        if name in self.data:
+            self.apply_profile(name, params)
+
+    @callback
+    def apply_profile(self, name, params):
+        """Apply a profile."""
+        profile = self.data.get(name)
+
+        if profile is None:
+            return
+
+        params.setdefault(ATTR_HS_COLOR, profile[:2])
+        params.setdefault(ATTR_BRIGHTNESS, profile[2])
+        params.setdefault(ATTR_TRANSITION, profile[3])
 
 
 class LightEntity(ToggleEntity):
diff --git a/tests/components/abode/conftest.py b/tests/components/abode/conftest.py
index 681f65ddf93..cc18597c56e 100644
--- a/tests/components/abode/conftest.py
+++ b/tests/components/abode/conftest.py
@@ -3,6 +3,7 @@ import abodepy.helpers.constants as CONST
 import pytest
 
 from tests.common import load_fixture
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture(autouse=True)
diff --git a/tests/components/axis/conftest.py b/tests/components/axis/conftest.py
new file mode 100644
index 00000000000..33ea820f9cf
--- /dev/null
+++ b/tests/components/axis/conftest.py
@@ -0,0 +1,2 @@
+"""axis conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/blebox/conftest.py b/tests/components/blebox/conftest.py
index ece02d50b39..e43fb9fc4b4 100644
--- a/tests/components/blebox/conftest.py
+++ b/tests/components/blebox/conftest.py
@@ -1,5 +1,4 @@
 """PyTest fixtures and test helpers."""
-
 from unittest import mock
 
 import blebox_uniapi
@@ -11,6 +10,7 @@ from homeassistant.setup import async_setup_component
 
 from tests.async_mock import AsyncMock, PropertyMock, patch
 from tests.common import MockConfigEntry
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 def patch_product_identify(path=None, **kwargs):
diff --git a/tests/components/bond/conftest.py b/tests/components/bond/conftest.py
new file mode 100644
index 00000000000..7ab1805cb73
--- /dev/null
+++ b/tests/components/bond/conftest.py
@@ -0,0 +1,2 @@
+"""bond conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/deconz/conftest.py b/tests/components/deconz/conftest.py
new file mode 100644
index 00000000000..4c45d3c912b
--- /dev/null
+++ b/tests/components/deconz/conftest.py
@@ -0,0 +1,2 @@
+"""deconz conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/demo/conftest.py b/tests/components/demo/conftest.py
new file mode 100644
index 00000000000..666224fb737
--- /dev/null
+++ b/tests/components/demo/conftest.py
@@ -0,0 +1,2 @@
+"""demo conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/dynalite/conftest.py b/tests/components/dynalite/conftest.py
new file mode 100644
index 00000000000..187e4f9cbaa
--- /dev/null
+++ b/tests/components/dynalite/conftest.py
@@ -0,0 +1,2 @@
+"""dynalite conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/elgato/conftest.py b/tests/components/elgato/conftest.py
new file mode 100644
index 00000000000..f2ac45155fb
--- /dev/null
+++ b/tests/components/elgato/conftest.py
@@ -0,0 +1,2 @@
+"""elgato conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/everlights/conftest.py b/tests/components/everlights/conftest.py
new file mode 100644
index 00000000000..31915934b31
--- /dev/null
+++ b/tests/components/everlights/conftest.py
@@ -0,0 +1,2 @@
+"""everlights conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/group/conftest.py b/tests/components/group/conftest.py
new file mode 100644
index 00000000000..6fe34aca91c
--- /dev/null
+++ b/tests/components/group/conftest.py
@@ -0,0 +1,2 @@
+"""group conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/homekit_controller/conftest.py b/tests/components/homekit_controller/conftest.py
index 3b023e0da51..dbb1db36aa7 100644
--- a/tests/components/homekit_controller/conftest.py
+++ b/tests/components/homekit_controller/conftest.py
@@ -8,6 +8,7 @@ import pytest
 import homeassistant.util.dt as dt_util
 
 import tests.async_mock
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/homematicip_cloud/conftest.py b/tests/components/homematicip_cloud/conftest.py
index 3ada7e7de0a..b967ef79094 100644
--- a/tests/components/homematicip_cloud/conftest.py
+++ b/tests/components/homematicip_cloud/conftest.py
@@ -24,6 +24,7 @@ from .helper import AUTH_TOKEN, HAPID, HAPPIN, HomeFactory
 
 from tests.async_mock import AsyncMock, MagicMock, Mock, patch
 from tests.common import MockConfigEntry
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture(name="mock_connection")
diff --git a/tests/components/hue/conftest.py b/tests/components/hue/conftest.py
index 094378f47c9..55b6443bdfa 100644
--- a/tests/components/hue/conftest.py
+++ b/tests/components/hue/conftest.py
@@ -12,6 +12,7 @@ from homeassistant.components import hue
 from homeassistant.components.hue import sensor_base as hue_sensor_base
 
 from tests.async_mock import AsyncMock, Mock, patch
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture(autouse=True)
diff --git a/tests/components/hyperion/conftest.py b/tests/components/hyperion/conftest.py
new file mode 100644
index 00000000000..4eb59770fae
--- /dev/null
+++ b/tests/components/hyperion/conftest.py
@@ -0,0 +1,2 @@
+"""hyperion conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/light/conftest.py b/tests/components/light/conftest.py
new file mode 100644
index 00000000000..67af99a3d6c
--- /dev/null
+++ b/tests/components/light/conftest.py
@@ -0,0 +1,26 @@
+"""Light conftest."""
+
+import pytest
+
+from homeassistant.components.light import Profiles
+
+from tests.async_mock import AsyncMock, patch
+
+
+@pytest.fixture(autouse=True)
+def mock_light_profiles():
+    """Mock loading of profiles."""
+    data = {}
+
+    def mock_profiles_class(hass):
+        profiles = Profiles(hass)
+        profiles.data = data
+        profiles.async_initialize = AsyncMock()
+        return profiles
+
+    with patch(
+        "homeassistant.components.light.Profiles",
+        SCHEMA=Profiles.SCHEMA,
+        side_effect=mock_profiles_class,
+    ):
+        yield data
diff --git a/tests/components/light/test_init.py b/tests/components/light/test_init.py
index e723ac77e03..afc125e6423 100644
--- a/tests/components/light/test_init.py
+++ b/tests/components/light/test_init.py
@@ -1,8 +1,4 @@
 """The tests for the Light component."""
-# pylint: disable=protected-access
-from io import StringIO
-import os
-
 import pytest
 import voluptuous as vol
 
@@ -20,19 +16,11 @@ from homeassistant.const import (
 )
 from homeassistant.exceptions import Unauthorized
 from homeassistant.setup import async_setup_component
+from homeassistant.util import color
 
-import tests.async_mock as mock
 from tests.common import async_mock_service
 
-
-@pytest.fixture
-def mock_storage(hass, hass_storage):
-    """Clean up user light files at the end."""
-    yield
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-
-    if os.path.isfile(user_light_file):
-        os.remove(user_light_file)
+orig_Profiles = light.Profiles
 
 
 async def test_methods(hass):
@@ -117,7 +105,7 @@ async def test_methods(hass):
     assert call.data[light.ATTR_TRANSITION] == "transition_val"
 
 
-async def test_services(hass):
+async def test_services(hass, mock_light_profiles):
     """Test the provided services."""
     platform = getattr(hass.components, "test.light")
 
@@ -292,6 +280,7 @@ async def test_services(hass):
     assert data == {}
 
     # One of the light profiles
+    mock_light_profiles["relax"] = (35.932, 69.412, 144, 0)
     prof_name, prof_h, prof_s, prof_bri, prof_t = "relax", 35.932, 69.412, 144, 0
 
     # Test light profiles
@@ -418,34 +407,13 @@ async def test_services(hass):
     assert data == {}
 
 
-async def test_broken_light_profiles(hass, mock_storage):
+async def test_light_profiles(hass, mock_light_profiles):
     """Test light profiles."""
     platform = getattr(hass.components, "test.light")
     platform.init()
 
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-
-    # Setup a wrong light file
-    with open(user_light_file, "w") as user_file:
-        user_file.write("id,x,y,brightness,transition\n")
-        user_file.write("I,WILL,NOT,WORK,EVER\n")
-
-    assert not await async_setup_component(
-        hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
-    )
-
-
-async def test_light_profiles(hass, mock_storage):
-    """Test light profiles."""
-    platform = getattr(hass.components, "test.light")
-    platform.init()
-
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-
-    with open(user_light_file, "w") as user_file:
-        user_file.write("id,x,y,brightness\n")
-        user_file.write("test,.4,.6,100\n")
-        user_file.write("test_off,0,0,0\n")
+    mock_light_profiles["test"] = color.color_xy_to_hs(0.4, 0.6) + (100, 0)
+    mock_light_profiles["test_off"] = 0, 0, 0, 0
 
     assert await async_setup_component(
         hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
@@ -484,80 +452,21 @@ async def test_light_profiles(hass, mock_storage):
     assert data == {light.ATTR_TRANSITION: 0}
 
 
-async def test_light_profiles_with_transition(hass, mock_storage):
-    """Test light profiles with transition."""
+async def test_default_profiles_group(hass, mock_light_profiles):
+    """Test default turn-on light profile for all lights."""
     platform = getattr(hass.components, "test.light")
     platform.init()
 
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-
-    with open(user_light_file, "w") as user_file:
-        user_file.write("id,x,y,brightness,transition\n")
-        user_file.write("test,.4,.6,100,2\n")
-        user_file.write("test_off,0,0,0,0\n")
-
     assert await async_setup_component(
         hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
     )
     await hass.async_block_till_done()
 
-    ent1, _, _ = platform.ENTITIES
-
-    await hass.services.async_call(
-        light.DOMAIN,
-        SERVICE_TURN_ON,
-        {ATTR_ENTITY_ID: ent1.entity_id, light.ATTR_PROFILE: "test"},
-        blocking=True,
+    mock_light_profiles["group.all_lights.default"] = color.color_xy_to_hs(0.4, 0.6) + (
+        99,
+        2,
     )
 
-    _, data = ent1.last_call("turn_on")
-    assert light.is_on(hass, ent1.entity_id)
-    assert data == {
-        light.ATTR_HS_COLOR: (71.059, 100),
-        light.ATTR_BRIGHTNESS: 100,
-        light.ATTR_TRANSITION: 2,
-    }
-
-    await hass.services.async_call(
-        light.DOMAIN,
-        SERVICE_TURN_ON,
-        {ATTR_ENTITY_ID: ent1.entity_id, light.ATTR_PROFILE: "test_off"},
-        blocking=True,
-    )
-
-    _, data = ent1.last_call("turn_off")
-    assert not light.is_on(hass, ent1.entity_id)
-    assert data == {light.ATTR_TRANSITION: 0}
-
-
-async def test_default_profiles_group(hass, mock_storage):
-    """Test default turn-on light profile for all lights."""
-    platform = getattr(hass.components, "test.light")
-    platform.init()
-
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-    real_isfile = os.path.isfile
-    real_open = open
-
-    def _mock_isfile(path):
-        if path == user_light_file:
-            return True
-        return real_isfile(path)
-
-    def _mock_open(path, *args, **kwargs):
-        if path == user_light_file:
-            return StringIO(profile_data)
-        return real_open(path, *args, **kwargs)
-
-    profile_data = "id,x,y,brightness,transition\ngroup.all_lights.default,.4,.6,99,2\n"
-    with mock.patch("os.path.isfile", side_effect=_mock_isfile), mock.patch(
-        "builtins.open", side_effect=_mock_open
-    ):
-        assert await async_setup_component(
-            hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
-        )
-        await hass.async_block_till_done()
-
     ent, _, _ = platform.ENTITIES
     await hass.services.async_call(
         light.DOMAIN, SERVICE_TURN_ON, {ATTR_ENTITY_ID: ent.entity_id}, blocking=True
@@ -571,37 +480,24 @@ async def test_default_profiles_group(hass, mock_storage):
     }
 
 
-async def test_default_profiles_light(hass, mock_storage):
+async def test_default_profiles_light(hass, mock_light_profiles):
     """Test default turn-on light profile for a specific light."""
     platform = getattr(hass.components, "test.light")
     platform.init()
 
-    user_light_file = hass.config.path(light.LIGHT_PROFILES_FILE)
-    real_isfile = os.path.isfile
-    real_open = open
-
-    def _mock_isfile(path):
-        if path == user_light_file:
-            return True
-        return real_isfile(path)
-
-    def _mock_open(path, *args, **kwargs):
-        if path == user_light_file:
-            return StringIO(profile_data)
-        return real_open(path, *args, **kwargs)
-
-    profile_data = (
-        "id,x,y,brightness,transition\n"
-        + "group.all_lights.default,.3,.5,200,0\n"
-        + "light.ceiling_2.default,.6,.6,100,3\n"
+    assert await async_setup_component(
+        hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
+    )
+    await hass.async_block_till_done()
+
+    mock_light_profiles["group.all_lights.default"] = color.color_xy_to_hs(0.3, 0.5) + (
+        200,
+        0,
+    )
+    mock_light_profiles["light.ceiling_2.default"] = color.color_xy_to_hs(0.6, 0.6) + (
+        100,
+        3,
     )
-    with mock.patch("os.path.isfile", side_effect=_mock_isfile), mock.patch(
-        "builtins.open", side_effect=_mock_open
-    ):
-        assert await async_setup_component(
-            hass, light.DOMAIN, {light.DOMAIN: {CONF_PLATFORM: "test"}}
-        )
-        await hass.async_block_till_done()
 
     dev = next(filter(lambda x: x.entity_id == "light.ceiling_2", platform.ENTITIES))
     await hass.services.async_call(
@@ -775,3 +671,15 @@ def test_deprecated_base_class(caplog):
 
     CustomLight()
     assert "Light is deprecated, modify CustomLight" in caplog.text
+
+
+async def test_profiles(hass):
+    """Test profiles loading."""
+    profiles = orig_Profiles(hass)
+    await profiles.async_initialize()
+    assert profiles.data == {
+        "concentrate": (35.932, 69.412, 219, 0),
+        "energize": (43.333, 21.176, 203, 0),
+        "reading": (38.88, 49.02, 240, 0),
+        "relax": (35.932, 69.412, 144, 0),
+    }
diff --git a/tests/components/litejet/conftest.py b/tests/components/litejet/conftest.py
new file mode 100644
index 00000000000..68797f96ccf
--- /dev/null
+++ b/tests/components/litejet/conftest.py
@@ -0,0 +1,2 @@
+"""litejet conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/mochad/conftest.py b/tests/components/mochad/conftest.py
new file mode 100644
index 00000000000..9b095046d9c
--- /dev/null
+++ b/tests/components/mochad/conftest.py
@@ -0,0 +1,2 @@
+"""mochad conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/mqtt/conftest.py b/tests/components/mqtt/conftest.py
index 895327d1756..5f0acc3e5c2 100644
--- a/tests/components/mqtt/conftest.py
+++ b/tests/components/mqtt/conftest.py
@@ -1 +1,2 @@
 """Test fixtures for mqtt component."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/ozw/conftest.py b/tests/components/ozw/conftest.py
index 3af9594d868..e09dacd8342 100644
--- a/tests/components/ozw/conftest.py
+++ b/tests/components/ozw/conftest.py
@@ -7,6 +7,7 @@ from .common import MQTTMessage
 
 from tests.async_mock import patch
 from tests.common import load_fixture
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture(name="generic_data", scope="session")
diff --git a/tests/components/rflink/conftest.py b/tests/components/rflink/conftest.py
new file mode 100644
index 00000000000..f33c8ab89db
--- /dev/null
+++ b/tests/components/rflink/conftest.py
@@ -0,0 +1,2 @@
+"""rflink conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/rfxtrx/conftest.py b/tests/components/rfxtrx/conftest.py
index 82c4bd7aacd..563fb362e5a 100644
--- a/tests/components/rfxtrx/conftest.py
+++ b/tests/components/rfxtrx/conftest.py
@@ -9,6 +9,7 @@ from homeassistant.util.dt import utcnow
 
 from tests.async_mock import patch
 from tests.common import MockConfigEntry, async_fire_time_changed
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 def create_rfx_test_cfg(device="abcd", automatic_add=False, devices=None):
diff --git a/tests/components/ring/conftest.py b/tests/components/ring/conftest.py
index 5df85662ac8..f2e05189dea 100644
--- a/tests/components/ring/conftest.py
+++ b/tests/components/ring/conftest.py
@@ -5,6 +5,7 @@ import pytest
 import requests_mock
 
 from tests.common import load_fixture
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture(name="requests_mock")
diff --git a/tests/components/smartthings/conftest.py b/tests/components/smartthings/conftest.py
index ecab269c1a2..8588c81654e 100644
--- a/tests/components/smartthings/conftest.py
+++ b/tests/components/smartthings/conftest.py
@@ -47,6 +47,7 @@ from homeassistant.setup import async_setup_component
 
 from tests.async_mock import Mock, patch
 from tests.common import MockConfigEntry
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 COMPONENT_PREFIX = "homeassistant.components.smartthings."
 
diff --git a/tests/components/switch/conftest.py b/tests/components/switch/conftest.py
new file mode 100644
index 00000000000..d69757a9b1b
--- /dev/null
+++ b/tests/components/switch/conftest.py
@@ -0,0 +1,2 @@
+"""switch conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/tasmota/conftest.py b/tests/components/tasmota/conftest.py
index 09a3bfa4d63..fadf8a44648 100644
--- a/tests/components/tasmota/conftest.py
+++ b/tests/components/tasmota/conftest.py
@@ -1,5 +1,4 @@
 """Test fixtures for Tasmota component."""
-
 from hatasmota.discovery import get_status_sensor_entities
 import pytest
 
@@ -17,6 +16,7 @@ from tests.common import (
     mock_device_registry,
     mock_registry,
 )
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture
diff --git a/tests/components/template/conftest.py b/tests/components/template/conftest.py
new file mode 100644
index 00000000000..8e3491b160a
--- /dev/null
+++ b/tests/components/template/conftest.py
@@ -0,0 +1,2 @@
+"""template conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/tplink/conftest.py b/tests/components/tplink/conftest.py
new file mode 100644
index 00000000000..d1800513486
--- /dev/null
+++ b/tests/components/tplink/conftest.py
@@ -0,0 +1,2 @@
+"""tplink conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/tradfri/conftest.py b/tests/components/tradfri/conftest.py
index a944f836dea..c95bf2c036c 100644
--- a/tests/components/tradfri/conftest.py
+++ b/tests/components/tradfri/conftest.py
@@ -4,6 +4,7 @@ import pytest
 from . import MOCK_GATEWAY_ID
 
 from tests.async_mock import Mock, patch
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 # pylint: disable=protected-access
 
diff --git a/tests/components/vera/conftest.py b/tests/components/vera/conftest.py
index 193c0733736..c20dc4ed499 100644
--- a/tests/components/vera/conftest.py
+++ b/tests/components/vera/conftest.py
@@ -1,10 +1,10 @@
 """Fixtures for tests."""
-
 import pytest
 
 from .common import ComponentFactory
 
 from tests.async_mock import patch
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 
 @pytest.fixture()
diff --git a/tests/components/wilight/conftest.py b/tests/components/wilight/conftest.py
new file mode 100644
index 00000000000..a8fd13553dd
--- /dev/null
+++ b/tests/components/wilight/conftest.py
@@ -0,0 +1,2 @@
+"""wilight conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/wled/conftest.py b/tests/components/wled/conftest.py
new file mode 100644
index 00000000000..31b71a92f19
--- /dev/null
+++ b/tests/components/wled/conftest.py
@@ -0,0 +1,2 @@
+"""wled conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/yeelight/conftest.py b/tests/components/yeelight/conftest.py
new file mode 100644
index 00000000000..3e65a60f374
--- /dev/null
+++ b/tests/components/yeelight/conftest.py
@@ -0,0 +1,2 @@
+"""yeelight conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/zerproc/conftest.py b/tests/components/zerproc/conftest.py
new file mode 100644
index 00000000000..b4c35bebc71
--- /dev/null
+++ b/tests/components/zerproc/conftest.py
@@ -0,0 +1,2 @@
+"""zerproc conftest."""
+from tests.components.light.conftest import mock_light_profiles  # noqa
diff --git a/tests/components/zha/conftest.py b/tests/components/zha/conftest.py
index a5aa330a813..2a2ea6a1bb0 100644
--- a/tests/components/zha/conftest.py
+++ b/tests/components/zha/conftest.py
@@ -1,5 +1,4 @@
 """Test configuration for the ZHA component."""
-
 import pytest
 import zigpy
 from zigpy.application import ControllerApplication
@@ -16,6 +15,7 @@ from .common import FakeDevice, FakeEndpoint, get_zha_gateway
 
 from tests.async_mock import AsyncMock, MagicMock, PropertyMock, patch
 from tests.common import MockConfigEntry
+from tests.components.light.conftest import mock_light_profiles  # noqa
 
 FIXTURE_GRP_ID = 0x1001
 FIXTURE_GRP_NAME = "fixture group"
diff --git a/tests/components/zwave/conftest.py b/tests/components/zwave/conftest.py
index 146347620bd..5366f028328 100644
--- a/tests/components/zwave/conftest.py
+++ b/tests/components/zwave/conftest.py
@@ -4,6 +4,7 @@ import pytest
 from homeassistant.components.zwave import const
 
 from tests.async_mock import AsyncMock, MagicMock, patch
+from tests.components.light.conftest import mock_light_profiles  # noqa
 from tests.mock.zwave import MockNetwork, MockNode, MockOption, MockValue