diff --git a/klippy/extras/pca9632.py b/klippy/extras/pca9632.py
index 18908208..00876dc1 100644
--- a/klippy/extras/pca9632.py
+++ b/klippy/extras/pca9632.py
@@ -32,7 +32,7 @@ class PCA9632:
         color_order = config.get("color_order", "RGBW")
         if sorted(color_order) != sorted("RGBW"):
             raise config.error("Invalid color_order '%s'" % (color_order,))
-        self.color_map = [color_order.index(c) for c in "RGBW"]
+        self.color_map = ["RGBW".index(c) for c in color_order]
         self.prev_regs = {}
         pled = printer.load_object(config, "led")
         self.led_helper = pled.setup_helper(config, self.update_leds, 1)