<script type="text/javascript" src="https://www.netbax.net/netbax_files/css/colorpicker/jscolor.js"></script>Click here:  <input class="color" value="66ff00">

<iframe src="https://www.netbax.net/tab/creation/js-color-picker.html" style="width: 550px; height:550px;" frameborder="0"></iframe>