Layout builder - color icons based on ACF repeater color field

functions.php

<?php

add_filter( 'facetwp_builder_item_value', function( $value, $item ) {
    if ( 'phone-colors' == $item['settings']['name'] ) {
        if ( is_array( $value ) ) {
        	$temp = '<style>.color-square { display: inline-block; width: 20px; height: 20px; border: 1px solid #000; border-radius: 50%; margin-right:5px; }</style>';
        	$value = wp_list_pluck( $value, 'color' );
        	foreach ( $value as $val ) {
        		$temp .= '<div class="color-square" style="background-color:' . $val . '"></div>';
        	}
        	$value = $temp;
        }
    }
    return $value;
}, 10, 2 );