Java tutorial
//package com.java2s; //License from project: Open Source License import android.graphics.Color; public class Main { public static String getCssColor(int color) { // using %f for the double value would result in a localized string, e.g. 0,12 which // would be an invalid css color string return String.format("rgba(%d,%d,%d,%s)", Color.red(color), Color.green(color), Color.blue(color), Double.toString(Color.alpha(color) / 255.0)); } }