diff --git a/models/colorxy.go b/models/colorxy.go
index 2dc2e8b..9b69d5d 100644
--- a/models/colorxy.go
+++ b/models/colorxy.go
@@ -177,7 +177,7 @@ func hsToXY(hue, sat float64) ColorXY {
 	green := float64(green255) / 255.0
 	blue := float64(blue255) / 255.0
 
-	return screenRGBToXY(red, green, blue)
+	return rgbToXY(red, green, blue)
 }
 
 func rgbToXY(red float64, green float64, blue float64) ColorXY {