<script>
function chooseColor(){
var color;
with(document.appendChild(document.createElement("object"))){
classid="clsid:3050f819-98b5-11cf-bb82-00aa00bdce0b";
color=ChooseColorDlg().toString(16);
removeNode(true);
return (color.length<6)?("000000".substring(0,6-color.length)).concat(color):color;
}
}
</script>

<input id="temp" type="text">
<button onclick="temp.style.backgroundColor=temp.value=chooseColor()">컬러 선택</button>