Update formula

thoughtbot · Mar 14, 2014 · c0cc8eb · c0cc8eb
1 parent 732970a
commit c0cc8eb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/app/assets/stylesheets/functions/_color-lightness.scss b/app/assets/stylesheets/functions/_color-lightness.scss
@@ -7,7 +7,7 @@
   $green: green(rgba($hex-color, 1.0));
   $blue: blue(rgba($hex-color, 1.0));
 
-  $lightness: (($red * 299 + $green * 587 + $blue * 117) / 1000) / 255;
+  $lightness: ($red * 0.2126 + $green * 0.7152 + $blue * 0.0722) / 255;
 
   @return $lightness > .6;
 }