<!-- required js / css -->
<link href="/assets/plugins/spectrum-colorpicker2/dist/spectrum.min.css" rel="stylesheet">
<script src="/assets/plugins/spectrum-colorpicker2/dist/spectrum.min.js"></script>

<!-- default -->
<input type="text" value="#007aff" class="form-control" id="colorpicker">

<!-- script -->
<script>
  $('#colorpicker').spectrum({
    "showInput": true
  });
</script>