diff --git a/pywizlight/bulb.py b/pywizlight/bulb.py
index 0b89010..4959a15 100755
--- a/pywizlight/bulb.py
+++ b/pywizlight/bulb.py
@@ -110,11 +110,13 @@ def _set_rgb(self, values: tuple):
             self.pilot_params["b"] = blue
         else:
             raise ValueError("Blue is not in range between 0-255.")
-        if cw is not None:
-            # Use the existing set_warm_white function to set the CW values
-            self._set_warm_white(cw)
-            # Use the existing set_cold_white function to set the CW values
-            self._set_cold_white(cw)
+        # No CW because of full color
+        if cw is None:
+            cw = 0
+        # Use the existing set_warm_white function to set the CW values
+        self._set_warm_white(cw)
+        # Use the existing set_cold_white function to set the CW values
+        self._set_cold_white(cw)
 
     def _set_hs_color(self, values: tuple):
         """Set the HS color state of the bulb."""