Koleston Perfect 0/66 by Wella: intense violet booster for bold, cool-toned color

Add depth, cancel yellow or create stunning violet blends

Wella’s Koleston Perfect 0/66 is a professional violet intensifier used to enrich color, neutralize yellow tones, or craft bold creative mixes. Ideal for cool shades, gray coverage, platinum finishes, or fantasy violet hues. The formula with ME+ and Metal Purifier ensures purer color, longer wear and up to 69% more shine.

Main benefits

• Neutralizes unwanted yellow or boosts violet hues.
• Perfect for platinum, gray, ash or fantasy looks.
• Creamy texture for easy, precise blending.
• Protects the hair while enhancing color expression.
• Works best when mixed with Koleston + Welloxon Perfect.

Best for stylists creating bold or precision color work

0/66 is not a base tone—it's a creative tool to correct, personalize or intensify your color formulas.

Application tips

• Mix with other Koleston Perfect shades + Welloxon.
• Never apply pure; use as a color additive only.
• Adjust quantity depending on desired violet intensity.

Transform your tone with a bold violet twist. Order Koleston Perfect 0/66 now at Bricobelleza and deliver standout results.