diff --git a/library/Phue/Helper/ColorConversion.php b/library/Phue/Helper/ColorConversion.php
index 4e0dde0..2f66ab8 100644
--- a/library/Phue/Helper/ColorConversion.php
+++ b/library/Phue/Helper/ColorConversion.php
@@ -56,7 +56,7 @@ public static function convertRGBToXY($red, $green, $blue)
         return array(
             'x'   => $x,
             'y'   => $y,
-            'bri' => round($xyz['y'] * 255)
+            'bri' => max($red,$green,$blue)
         );
     }