Wella Koleston Perfect 2/0 Darkest Brown/Natural is part of the Pure Naturals family, designed to create deep, rich brunette results with balanced, natural tone—no excessive warmth or ash.
What it is
Shade: 2/0 (Darkest Brown / Natural)
Type: Permanent creme hair color (2 oz)
Tone family: Neutral / Natural
Level: Very deep brunette (near-black depth with softer finish than true black)
Key features
Up to 100% gray coverage with even, natural-looking results
ME+ dye technology → helps reduce risk of developing new dye allergies while maintaining performance
Metal Purifier technology → helps protect hair from damage caused by metal buildup
True-to-tone, fade-resistant color with rich depth and shine
Professional-grade cream formula for smooth, controlled application
How pros use 2/0
For deep brunette or near-black results without going flat black
Gray coverage clients wanting a natural, soft finish
Root touch-ups on dark bases (levels 2–3)
To add depth or lowlight lighter brunettes
Formulation basics
Mixing ratio: 1:1 with Welloxon developer
Developer choice:
10 Vol → deposit only / darker results
20 Vol → gray coverage + slight lift
Lift: Minimal (primarily deposit-focused shade)
Pro insight
2/0 is your “soft black alternative”:
Deeper than most browns but more natural-looking than 1/0 black
Great when clients want rich, dimensional darkness—not harsh or inky
Works well for filling or repigmenting before going darker
