Wella Koleston Perfect 3/0 Dark Brown/Natural is part of the Pure Naturals family, designed for classic brunette results with balanced, true-to-tone depth—not too warm, not too ashy.

What it is

• Shade: 3/0 (Dark Brown / Natural)
• Type: Permanent creme hair color (2 oz)
• Tone family: Neutral / Natural
• Level: Deep brunette (one level lighter than 2/0)

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
• Balanced, true-to-tone color with natural depth and shine
• Professional-grade formula for smooth, even application and long-lasting results

How pros use 3/0

• Classic brunette clients wanting a natural, rich dark brown
• Gray coverage with a softer, more dimensional finish than black
• Root touch-ups for levels 3–4
• To deepen lighter brunettes without going too dark

Formulation basics

• Mixing ratio: 1:1 with Welloxon developer
• Developer choice:
  • 10 Vol → deposit only / darker, richer result
  • 20 Vol → gray coverage + slight lift
• Lift: Minimal (primarily deposit-focused)

Pro insight

3/0 is your “true dark brown” staple:

• More natural and wearable than 2/0 (which reads almost black)
• Ideal when clients want depth without heaviness
• Great base shade for building dimension with highlights or lowlights

Quick comparison (shade positioning)

• 2/0 → darkest brown (near black)
• 3/0 → classic dark brown (most requested brunette)
• 4/0 → medium brown (softer, lighter brunette)