if (empty($matches[5])) {
                $r = strlen($matches[2]) == 1 ? $matches[2] . $matches[2] : $matches[2];
                $g = strlen($matches[3]) == 1 ? $matches[3] . $matches[3] : $matches[3];
                $b = strlen($matches[4]) == 1 ? $matches[4] . $matches[4] : $matches[4];
                $r = hexdec($r);