diff --git a/util_vcl.go b/util_vcl.go
index ba5c562..9861ca7 100644
--- a/util_vcl.go
+++ b/util_vcl.go
@@ -59,7 +59,11 @@ func vcl_default_tab_background() types.TColor {
 	if runtime.GOOS == "windows" {
 		// Assuming that uxtheme is loaded
 		// @ref https://stackoverflow.com/a/20332712
-		return colors.ClBtnHighlight
+		// return colors.ClBtnHighlight
+
+		// None of the colors.** constants seem to be quite right on a test
+		// Windows 11 machine - should be #f9f9f9
+		return 0x00f9f9f9
 	} else {
 		return colors.ClBtnFace // 0x00f0f0f0
 	}