Yellow Professional Permanent Colour 5.1 (Ash Series) – 100ml
Yellow Professional Permanent Colour 5.1 from the Ash Series is expertly formulated to counteract unwanted orange undertones while delivering a clean, natural looking result.
Ideal for creating a soft lightening effect, this ash based shade helps refine tone balance and achieve cooler, more controlled colour outcomes with professional precision.
Infused with Aloetrix and nourishing Argan Oil, Yellow Professional Ash Series supports hair strength and condition throughout the colouring process. The advanced bonding effect helps reinforce the internal hair structure, reducing breakage while enhancing colour longevity. Hair appears smoother, easier to comb and noticeably shinier, with colour that remains vibrant, refined and true to tone.
Key Benefits
- Counteracts orange undertones for a natural, cool tone
- Delivers soft lightening with refined tone balance
- Infused with Aloetrix and Argan Oil for improved hair strength and condition
- Enhances colour longevity and reduces breakage
- Results in smoother, shinier, and more manageable hair
| Product Details |
|---|
| Colour: 5.1 (Ash Series) |
| Volume: 100ml |
| Type: Permanent Colour |
FAQ
What is the main benefit of using Yellow Professional 5.1 Ash Series?
The main benefit is its ability to counteract orange undertones and deliver a clean, natural, cooler tone with refined balance.
Does this shade lighten the hair?
Yes, it provides a soft lightening effect while maintaining a balanced, natural appearance.
Is Argan Oil included in the formula?
Yes, the formula includes nourishing Argan Oil to support hair strength and condition during the colouring process.

Olivia Newman –
I used this shade on my medium brown hair and it removed the orange tint perfectly. The result is a cool, natural ash tone that looks very authentic. My hair feels smoother and shinier after the treatment. I appreciate the added conditioning from the Argan Oil.
Sally Bond –
The colouring process was smooth and even. It lightened my hair slightly without making it too bright. The tone stayed true and looked balanced. Hair felt softer and easier to comb after application.
Amelia Ross –
This product worked exactly as described. It neutralized the orange in my hair and gave a clean, refined ash tone. The conditioning effect is noticeable—my hair feels stronger and looks healthier after use.