Java tutorial
//package com.java2s; //License from project: Apache License import android.graphics.Color; public class Main { public static boolean isColor(int color) { return isLimit(Color.alpha(color)) && isLimit(Color.blue(color)) && isLimit(Color.green(color)) && isLimit(Color.red(color)); } private static boolean isLimit(int size) { return size >= 0 && size <= 255; } }