D7 Color Picker

d7colorpickerformfield

	$form['chart_options']['plot']['plot_background_color'] = array(
	   '#type' => 'textfield',
	   '#title' => t('Page Title Color'),
	   '#default_value' => '#FFF',
	   '#description' => '<div id="plot_background_colorpicker"></div>',
	   '#size' => 9,
	   '#maxlength' => 7,
           '#attached' => array(
             // Add Farbtastic color picker.
             'library' => array(
               array('system', 'farbtastic'),
           ),
	   '#suffix' => "<script type='text/javascript'>
	     jQuery(document).ready(function() {
	       jQuery('#plot_background_colorpicker').farbtastic('#edit-plot-background-color');
	     });
	   </script>",
	 );