diff --git a/homeassistant/components/hue/v2/light.py b/homeassistant/components/hue/v2/light.py
index 32a9832f69b..81993c7627f 100644
--- a/homeassistant/components/hue/v2/light.py
+++ b/homeassistant/components/hue/v2/light.py
@@ -21,6 +21,7 @@ from homeassistant.components.light import (
     LightEntity,
     LightEntityDescription,
     LightEntityFeature,
+    filter_supported_color_modes,
 )
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant, callback
@@ -70,6 +71,7 @@ async def async_setup_entry(
 class HueLight(HueBaseEntity, LightEntity):
     """Representation of a Hue light."""
 
+    _fixed_color_mode: ColorMode | None = None
     entity_description = LightEntityDescription(
         key="hue_light", has_entity_name=True, name=None
     )
@@ -83,20 +85,20 @@ class HueLight(HueBaseEntity, LightEntity):
             self._attr_supported_features |= LightEntityFeature.FLASH
         self.resource = resource
         self.controller = controller
-        self._supported_color_modes: set[ColorMode | str] = set()
+        supported_color_modes = {ColorMode.ONOFF}
         if self.resource.supports_color:
-            self._supported_color_modes.add(ColorMode.XY)
+            supported_color_modes.add(ColorMode.XY)
         if self.resource.supports_color_temperature:
-            self._supported_color_modes.add(ColorMode.COLOR_TEMP)
+            supported_color_modes.add(ColorMode.COLOR_TEMP)
         if self.resource.supports_dimming:
-            if len(self._supported_color_modes) == 0:
-                # only add color mode brightness if no color variants
-                self._supported_color_modes.add(ColorMode.BRIGHTNESS)
+            supported_color_modes.add(ColorMode.BRIGHTNESS)
             # support transition if brightness control
             self._attr_supported_features |= LightEntityFeature.TRANSITION
-        if len(self._supported_color_modes) == 0:
-            # only add onoff colormode as fallback
-            self._supported_color_modes.add(ColorMode.ONOFF)
+        supported_color_modes = filter_supported_color_modes(supported_color_modes)
+        self._attr_supported_color_modes = supported_color_modes
+        if len(self._attr_supported_color_modes) == 1:
+            # If the light supports only a single color mode, set it now
+            self._fixed_color_mode = next(iter(self._attr_supported_color_modes))
         self._last_brightness: float | None = None
         self._color_temp_active: bool = False
         # get list of supported effects (combine effects and timed_effects)
@@ -131,14 +133,15 @@ class HueLight(HueBaseEntity, LightEntity):
     @property
     def color_mode(self) -> ColorMode:
         """Return the color mode of the light."""
+        if self._fixed_color_mode:
+            # The light supports only a single color mode, return it
+            return self._fixed_color_mode
+
+        # The light supports both color temperature and XY, determine which
+        # mode the light is in
         if self.color_temp_active:
             return ColorMode.COLOR_TEMP
-        if self.resource.supports_color:
-            return ColorMode.XY
-        if self.resource.supports_dimming:
-            return ColorMode.BRIGHTNESS
-        # fallback to on_off
-        return ColorMode.ONOFF
+        return ColorMode.XY
 
     @property
     def color_temp_active(self) -> bool:
@@ -183,11 +186,6 @@ class HueLight(HueBaseEntity, LightEntity):
         # return a fallback value to prevent issues with mired->kelvin conversions
         return FALLBACK_MAX_MIREDS
 
-    @property
-    def supported_color_modes(self) -> set | None:
-        """Flag supported features."""
-        return self._supported_color_modes
-
     @property
     def extra_state_attributes(self) -> dict[str, str] | None:
         """Return the optional state attributes."""