Here you can find the source of brighter(Color c)
public static Color brighter(Color c)
//package com.java2s; /*//from www .j a v a2s. c o m * Copyright (C) 2016 Alexander Christian <alex(at)root1.de>. All rights reserved. * * This file is part of KONNEKTING Suite. * * KONNEKTING Suite is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * KONNEKTING Suite is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with KONNEKTING DeviceConfig. If not, see <http://www.gnu.org/licenses/>. */ import java.awt.Color; public class Main { public static double FACTOR = 0.95d; public static Color brighter(Color c) { c = new Color(Math.max((int) (c.getRed() * FACTOR), 0), Math.max((int) (c.getGreen() * FACTOR), 0), Math.max((int) (c.getBlue() * FACTOR), 0), c.getAlpha()); return c; } }