Java tutorial
//package com.java2s; /******************************************************************************* * Copyright (c) 2010 Actuate Corporation. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * Actuate Corporation - initial API and implementation *******************************************************************************/ import java.awt.Color; public class Main { public static String getColorString(Color color) { StringBuffer buffer = new StringBuffer("#"); //$NON-NLS-1$ appendComponent(buffer, color.getRed()); appendComponent(buffer, color.getGreen()); appendComponent(buffer, color.getBlue()); return buffer.toString(); } public static void appendComponent(StringBuffer buffer, int component) { String hex = Integer.toHexString(component); if (hex.length() == 1) { buffer.append('0'); } buffer.append(hex); } }