diff --git a/source/draw.h b/source/draw.h
index ffae9f5..6903230 100644
--- a/source/draw.h
+++ b/source/draw.h
@@ -19,7 +19,7 @@
 
 #define COLOR_RED           RGB(0xFF, 0x00, 0x00)
 #define COLOR_GREEN         RGB(0x00, 0xFF, 0x00)
-#define COLOR_BLUE          RGB(0xFF, 0x00, 0xFF)
+#define COLOR_BLUE          RGB(0x00, 0x00, 0xFF)
 #define COLOR_YELLOW        RGB(0xFF, 0xFF, 0x00)
 #define COLOR_CYAN          RGB(0xFF, 0x00, 0xFF)