jxl 自定义背景颜色——十六进制转化为Colour

import java.awt.Color;import jxl.format.Colour;/***  将十六进制颜色转换为jxl可用的颜色* @author liuxc*/public class ColourUtil {public static Colour getNearestColour(String strColor) {Color cl =  Color.decode(strColor);Colour color = null;Colour[]  colors = Colour.getAllColours();if ((colors != null) &&  (colors.length > 0)) {Colour crtColor = null;int[] rgb = null;int diff = 0;int minDiff =  999;for (int i = 0; i < colors.length; i++) {crtColor = colors[i];rgb = new int[3];rgb[0] = crtColor.getDefaultRGB().getRed();rgb[1] =  crtColor.getDefaultRGB().getGreen();rgb[2] =  crtColor.getDefaultRGB().getBlue();diff =  Math.abs(rgb[0] - cl.getRed())+ Math.abs(rgb[1] -  cl.getGreen())+ Math.abs(rgb[2] - cl.getBlue());if (diff < minDiff) {minDiff = diff;color = crtColor;}}}if (color == null)color = Colour.BLACK;return color;}public static void main(String[]  args){System.out.print(getNearestColour("#FFFFFF"));}}