Changing color-variable-item.selected

/* color-variable-item.selected*/
add_action( 'wp_footer', 'custom_scripts' ); 
function custom_scripts() {
?>
<script type="text/javascript">
jQuery( document ).ready(function() {	
	jQuery('.rey-quickviewPanel').on('DOMSubtreeModified', function () {
		setTimeout(function() {
			console.log('===data color: ' + jQuery('.color-variable-item.selected .variable-item-span').attr('data-color'));
			jQuery('.color-variable-item .variable-item-span').css("background-color","transparent");
			jQuery('.color-variable-item.selected .variable-item-span').css("background-color",jQuery('.color-variable-item.selected .variable-item-span').attr('data-color'));
		}, 10);
	});
	jQuery('#pa_colors').on('DOMSubtreeModified', function () {
		setTimeout(function() {
			console.log('data color: ' + jQuery('.color-variable-item.selected .variable-item-span').attr('data-color'));
			jQuery('.color-variable-item .variable-item-span').css("background-color","transparent");
			jQuery('.color-variable-item.selected .variable-item-span').css("background-color",jQuery('.color-variable-item.selected .variable-item-span').attr('data-color'));
		}, 10);
	});
});
</script>
<?php } ?>