jQuery获得字体颜色16位码的方法

var i = $(this).css('color');
var o = i.match(/^rgb\((\d+),\s(\d+),\s(\d+)\)$/);
 delete (o[0]);
 for (var n = 1; n <= 3; ++n) {
 o[n] = parseInt(o[n]).toString(16);
 if (o[n].length == 1) o[n] = '0' + o[n];
 }
var s = o.join('');