diff --git a/homeassistant/components/tasmota/light.py b/homeassistant/components/tasmota/light.py
index ed66fa128dc..1e6fae3c082 100644
--- a/homeassistant/components/tasmota/light.py
+++ b/homeassistant/components/tasmota/light.py
@@ -95,10 +95,10 @@ class TasmotaLight(
 
     def __init__(self, **kwds: Any) -> None:
         """Initialize Tasmota light."""
-        self._supported_color_modes: set[str] | None = None
+        self._supported_color_modes: set[ColorMode] | None = None
 
         self._brightness: int | None = None
-        self._color_mode: str | None = None
+        self._color_mode: ColorMode | None = None
         self._color_temp: int | None = None
         self._effect: str | None = None
         self._white_value: int | None = None
@@ -195,7 +195,7 @@ class TasmotaLight(
         return self._brightness
 
     @property
-    def color_mode(self) -> str | None:
+    def color_mode(self) -> ColorMode | None:
         """Return the color mode of the light."""
         return self._color_mode
 
@@ -241,7 +241,7 @@ class TasmotaLight(
         return (hs_color[0], hs_color[1])
 
     @property
-    def supported_color_modes(self) -> set[str] | None:
+    def supported_color_modes(self) -> set[ColorMode] | None:
         """Flag supported color modes."""
         return self._supported_color_modes