xml version="1.0" encoding="utf-8"?>

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white">

    <mx:ApplicationControlBar dock="true">
        <mx:Label text="iconColor:" />
        <mx:ColorPicker id="iconCol" />

        <mx:Spacer width="100" />

        <mx:Label text="borderColor:" />
        <mx:ColorPicker id="borderCol" />
    mx:ApplicationControlBar>

    <mx:CheckBox selected="true"
            iconColor="{iconCol.selectedColor}"
            borderColor="{borderCol.selectedColor}"
            label="The quick brown fox jumped over the lazy dog."
            width="200"
            height="120" />

mx:Application>

background:red就可以了

 

 

 

 

 

[removed]
/*******************************************\
  自定义 checkbox 打勾颜色的例子
  This JavaScript was writen by Dron.
  @2003-2008 Ucren.com All rights reserved.
\*******************************************/
var actColor = "#f00";
var divs = document.getElementsByTagName("div");
for(var i=0;i{
    if(divs[i].className=="checkbox")
    {
        divs[i].onclick = function()
        {
            var tempvalue = this.getAttribute("checked") ? '' : true;
            this.setAttribute("checked",tempvalue);
            return setcheck();
        }
    }
}
function setcheck()
{
    var divs = document.getElementsByTagName("div");
    for(var i=0;i    {
        if(divs[i].className=="checkbox"&&divs[i].getAttribute("checked"))
        {
            divs[i].style.backgroundColor = actColor;
        }
        if(divs[i].className=="checkbox"&&(!divs[i].getAttribute("checked")))
        {
            divs[i].style.backgroundColor = "#fff";
        }
    }
}
function setActColor(str)
{
    var body = document.body;
    try
    {
        body.style.color = str;
        body.style.color = "#000";
    }
    catch(e)
    {
        window.alert("填定了错误的颜色值。");
        return;
    }
    actColor = str;
    return setcheck();
}
setcheck();
[removed]