L’Oréal Professionnel Majirel – 4.15 (Mahogany Ash Brown)

L’Oréal Professionnel Majirel – 4.15 (Mahogany Ash Brown)

L’Oréal Majirel Hair Color Shade 4.15 delivers professional-grade color with precision and lasting vibrancy. This 50ml formula combines ash brown tones with a cool undertone, creating a sophisticated, multi-dimensional finish. Enriched with ionene G and incell technology, it provides up to 2x more shine while maintaining color integrity through 24 shampoos. Ideal for covering grays and achieving salon-quality results at home, this shade suits those seeking a refined, cooler-toned brunette with natural depth and dimension.

L’Oreal Professionnel Paris Majirel 4.15 delivers a rich mahogany ash brown tone with up to 3 levels of lift and full grey coverage. Its advanced crème formula penetrates deep, reinforcing the hair from inside, ensuring color depth and manageability with salon-level shine

Why You’ll Love It

This professional-grade color glides on smoothly thanks to a creamy, non-drip texture. It produces luminous mahogany-ash shades that resist fading, while nourishing complexes leave strands soft, strong, and glossy—perfect for a refined, all-day polished appearance .

Volume/Quantity

49.5 g professional-sized tube—ideal for full-head color services, root refreshes, or blending artistry.

Hair Type / Concerns

Safe for all hair types, including grey, resistant, or chemically treated hair. This formula neutralizes warmth and delivers deep color tones, while fortifying fibers for healthier, more resilient hair .

Certification or Claims

• 100% grey/white hair coverage

• Up to 3 levels of lift

• 45% more conditioned hair after use

• Powered by Ionène G™ & Incell™ for fiber strengthening

• Professional-use; 48-hour patch test recommended

Features & Benefits

• Mahogany ash depth adds richness and natural multi-tone definition

• Creamy, non-drip formula ensures smooth, controlled application

• Fade-resistant pigments lock in shine and clarity

• Self-leveling texture creates even tone saturation

• Fiber-care system, compatible with Smartbond for extra protection

Ingredients

Includes ammonia, resorcinol, phenylenediamines, Ionène G™, Incell™, and premium mahogany-ash pigments—all in a salon-quality creamy base engineered for performance and care

Ingredient Benefits

• Ionène G™: Smooths and seals the cuticle to enhance shine

• Incell™: Strengthens internal fiber, improving bounce and resilience

• Mahogany-ash pigments: Deliver rich, enduring color and tone balance

How to Use

1. Mix 49.5 g of color with 74 ml L’Oreal Cream Oxydant (20 vol for up to 2 levels, 30 vol for up to 3) at 1:1.5 ratio.

2. Apply evenly on dry, unwashed hair wearing gloves.

3. Process for 35 minutes (no external heat).

4. Rinse, shampoo until water runs clear; apply Smartbond Step 2 if used.

5. Perform a 48‑hour patch test before the first application

Claimed Results

Achieve deep, multi-tonal mahogany ash brown with full grey coverage, enhanced shine, and long-lasting softness.

DESCRIPTION

Majirel – 4.15 (Mahogany Ash Brown) – Loréal Professionnel L’Oreal Majirel is a permanent hair colour that provides the perfect coverage of up to 100% white hair. Majirel guarantees rich, deep, intense colour and long-lasting coverage with superior resistance to fading. The highly advanced Majirel technology restores and protects the natural hair fiber from the core to the surface, providing superior conditioning and all–over shine. Mixed to various depths and intensities, Majirel provides long­lasting colour that cares. For full head or partial colouring, from blondes to natural colours and vibrant, fashionable shades. Majirel’s formula is enriched with Incell and Ionene G, which help to strengthen and reinforce the hair fibre. Hair feels softer to the touch, and is left looking glossy.

COVERING

• Perfect coverage of white hair.

DURABILITY, 

• Permanent colour. Long lasting rich, deep, intense colour.

LIGHTENING

• Up to 3 levels
• Can darken and lighten up to 3 levels

DEVELOPMENT TIME

• 35 min : depending on the service provided by your professional hairdresser total service time may vary.