LOreal Professional Majirel Hair Color 8.3 8G (O4) LOreal Professional Majirel Hair Color 8.3 8G (O4) offers a uniform golden blonde color to your hair. It would be the best choice for those, who desire a modern look. This effective shade of Loreal is made with a groundbreaking formula called ‘gel-crème’ and this formula would be helpful to strengthen and condition your hair from roots to tip. This would be very useful in covering the resistant gray and white hairs.