diff --git a/homeassistant/components/ios/__init__.py b/homeassistant/components/ios/__init__.py
index 4b2b92a482d..2a821166d8a 100644
--- a/homeassistant/components/ios/__init__.py
+++ b/homeassistant/components/ios/__init__.py
@@ -29,6 +29,7 @@ from .const import (
     CONF_ACTION_NAME,
     CONF_ACTION_SHOW_IN_CARPLAY,
     CONF_ACTION_SHOW_IN_WATCH,
+    CONF_ACTION_USE_CUSTOM_COLORS,
     CONF_ACTIONS,
     DOMAIN,
 )
@@ -152,6 +153,7 @@ ACTION_SCHEMA = vol.Schema(
         },
         vol.Optional(CONF_ACTION_SHOW_IN_CARPLAY): cv.boolean,
         vol.Optional(CONF_ACTION_SHOW_IN_WATCH): cv.boolean,
+        vol.Optional(CONF_ACTION_USE_CUSTOM_COLORS): cv.boolean,
     },
 )
 
diff --git a/homeassistant/components/ios/const.py b/homeassistant/components/ios/const.py
index 41da1954b44..181bbebd9a6 100644
--- a/homeassistant/components/ios/const.py
+++ b/homeassistant/components/ios/const.py
@@ -13,3 +13,4 @@ CONF_ACTION_ICON_ICON = "icon"
 CONF_ACTIONS = "actions"
 CONF_ACTION_SHOW_IN_CARPLAY = "show_in_carplay"
 CONF_ACTION_SHOW_IN_WATCH = "show_in_watch"
+CONF_ACTION_USE_CUSTOM_COLORS = "use_custom_colors"