Koleston Perfect 4/71 Med Brown Brown Ash 60g
Koleston Perfect 4/71 Med Brown Brown Ash 60g delivers beautiful, natural-looking results with depth and shine. Formulated with ME Technology, it reduces the likelihood of developing a new allergy to hair color by up to 60%.*
It features a simple 1:1 mixing ratio, making it easy for anyone to achieve professional-grade results at home. The formula provides up to 100% grey coverage and offers 5 levels of lift, giving you flexibility in achieving your desired shade.
Benefits
- Achieve beautiful, natural-looking results quickly and easily
| Product Details | Value |
|---|---|
| Color | Med Brown Brown Ash |
| Weight | 60g |
| Formula Technology | ME Technology |
| Grey Coverage | Up to 100% |
| Lift Levels | 5 levels |
| Mix Ratio | 1:1 |
FAQ
What is the mixing ratio for Koleston Perfect 4/71?
The mixing ratio is 1:1, meaning one part of the color with one part of the developer.
Does Koleston Perfect 4/71 cover grey effectively?
Yes, it provides up to 100% grey coverage.
Is there a risk of allergic reaction with this product?
The product is formulated with ME Technology, which reduces the likelihood of developing a new allergy by up to 60%. However, individual reactions may vary.

Gabrielle Reid –
I’ve used this color before and it gave me a natural, warm brown tone. The application was simple and the result looked professional. I didn’t have any irritation, which was a relief after previous color experiences.
Austin Murray –
The 1:1 mix made it easy to follow, and the shade matched my expectations. It covered grey well and left my hair with a healthy shine. A bit more coverage than I expected at first, but I liked the depth.
Jan Vance –
I tried it on my mid-lengths and it blended perfectly. The color developed evenly and didn’t feel heavy. I’m happy with the natural look and the fact that it’s less likely to cause allergies.
Jake Terry –
It’s a great option for those who want a medium brown with ash undertones. The lift levels are flexible, and I was able to adjust the shade to suit my hair texture.
Michael Marshall –
The product is easy to use and delivers consistent results. I’ve used it twice now and both times it gave a natural, lived-in look without any damage to my hair.