Cool Tone. Hot Look.
Clairol Professional Soy4Plex Permanent Liquid Color in 6AA Dark Ultra Cool Blonde is engineered for those who want a pure, ash-toned blonde with zero unwanted warmth. The double-A formula neutralizes brassy tones at the source, delivering a crisp, cool dark blonde finish that looks intentional and editorial every time. Soy4Plex technology strengthens hair with every application, leaving it visibly shinier and more conditioned.
Whether used in-salon or at home, 6AA gives you that perfectly cool, polished result that turns heads for all the right reasons.
Key Benefits
- Professional Soy4Plex Formula — advanced soy complex for stronger, healthier hair with every color
- Ultra Cool Ash Tone — double-A formula neutralizes unwanted warmth for a pure cool blonde finish
- Brilliant Shine and Condition — leaves hair visibly shinier and more conditioned after coloring
- Complete Gray Coverage — thorough full coverage with a cool, natural-looking finish
- Professional Results — salon-quality color at home or in salon
How To Use
- Mix liquid color with developer in a non-metallic bowl according to instructions.
- Apply evenly to dry or damp hair from roots to ends and process for 30 to 45 minutes.
- Rinse thoroughly, shampoo and condition for best results.
⚠️ Safety Information: Perform a strand test and skin allergy test 48 hours before use. Not for use on eyebrows or eyelashes. Keep out of reach of children. Avoid contact with eyes — if contact occurs, rinse immediately with water.




