Copper Blonde

L'Oréal Professionnel Dia Light 7.43 Golden Copper Blonde is an acidic demi-permanent gloss color specifically formulated to tone, refresh, and enhance color-treated or sensitized hair without ammonia or lift . This innovative formula is powered by a 1% Hyaluronic Acid complex that instantly replenishes lost moisture, providing up to 82% glossier color results and leaves hair up to 30% more conditioned .

The 7.43 Golden Copper Blonde shade—also described as Light Copper Gold Blonde—delivers a warm, luminous finish with beautiful golden and copper reflects, perfect for adding soft, natural warmth and dimension to medium blonde hair after lightening services or refreshing faded color on lengths and ends . Ideal for glossing services to add shine, toning services to neutralize unwanted undertones, and refreshing services to revive faded color, Dia Light offers versatile service opportunities for professional stylists . The ammonia-free, vegan formula does not lift hair color, focusing instead on toning, glossing, and refreshing with natural results.

The gel-cream texture ensures precision application and even color distribution . Mix at a 1:1.5 ratio (1 tube color to 1.5 parts developer) with DIActivateur 6-vol (1.8%) for soft deposit on blondes, 9-vol (2.7%) for standard tone-on-tone results, or 15-vol (4.5%) for stronger opacity . Development time ranges from 5 to 20 minutes depending on desired intensity, with results lasting up to 6 weeks . Provides up to 70% grey coverage.

This product is intended for professional use only. To use, mix 1 tube (50-60ml) of Dia Light 7.43 with 75-90ml of DIActivateur Developer at the desired volume, apply to dry, unwashed hair using sectioning techniques, process for 5-20 minutes, then emulsify, rinse thoroughly, and follow with a post-color shampoo. Always perform a patch test 48 hours before any coloring service.