Here you can find the source of randomDesaturatedColor(float alpha)
public static Color randomDesaturatedColor(float alpha)
//package com.java2s; /*//from w ww.j av a 2 s. c om * Copyright (c) 2007-2012 The Broad Institute, Inc. * SOFTWARE COPYRIGHT NOTICE * This software and its documentation are the copyright of the Broad Institute, Inc. All rights are reserved. * * This software is supplied without any warranty or guaranteed support whatsoever. The Broad Institute is not responsible for its use, misuse, or functionality. * * This software is licensed under the terms of the GNU Lesser General Public License (LGPL), * Version 2.1 which is available at http://www.opensource.org/licenses/lgpl-2.1.php. */ import java.awt.*; public class Main { public static Color randomDesaturatedColor(float alpha) { float hue = (float) Math.random(); float brightenss = (float) (Math.random() * 0.7); Color base = Color.getHSBColor(hue, 0, brightenss); if (alpha >= 1) return base; else return new Color(base.getRed(), base.getGreen(), base.getBlue(), (int) (alpha * 255)); } }