diff --git a/RimeWithWeasel/RimeWithWeasel.cpp b/RimeWithWeasel/RimeWithWeasel.cpp
index 9fbdd8ef5..4b4db6294 100644
--- a/RimeWithWeasel/RimeWithWeasel.cpp
+++ b/RimeWithWeasel/RimeWithWeasel.cpp
@@ -1003,7 +1003,7 @@ static inline COLORREF blend_colors(COLORREF fcolor, COLORREF bcolor) {
   return RGB((GetRValue(fcolor) * 2 + GetRValue(bcolor)) / 3,
              (GetGValue(fcolor) * 2 + GetGValue(bcolor)) / 3,
              (GetBValue(fcolor) * 2 + GetBValue(bcolor)) / 3) |
-         ((((fcolor >> 24) + (bcolor >> 24) / 2) << 24));
+         ((((fcolor >> 24) * 2 + (bcolor >> 24)) / 3) << 24);
 }
 // convertions from color format to COLOR_ABGR
 static inline int ConvertColorToAbgr(int color, ColorFormat fmt = COLOR_ABGR) {