diff --git a/src/services/color_convert/color_convert.js b/src/services/color_convert/color_convert.js
index b5461038..3b6fdcc7 100644
--- a/src/services/color_convert/color_convert.js
+++ b/src/services/color_convert/color_convert.js
@@ -171,7 +171,7 @@ export const mixrgb = (a, b) => {
  * @returns {String} CSS rgba() color
  */
 export const rgba2css = function (rgba) {
-  return `rgba(${Math.floor(rgba.r)}, ${Math.floor(rgba.g)}, ${Math.floor(rgba.b)}, .5)`
+  return `rgba(${Math.floor(rgba.r)}, ${Math.floor(rgba.g)}, ${Math.floor(rgba.b)}, ${rgba.a})`
 }
 
 /**