Colorpicker

http://www.eyecon.ro/bootstrap-colorpicker/

<div class="input-append color" data-color="rgb(255, 146, 180)" data-color-format="rgb" id="cp">
  <input type="text" class="span2" value="" >
  <span class="add-on"><i style="background-color: rgb(255, 146, 180)"></i></span>
</div>

$('#cp').colorpicker();