Wella Demi-Permanent Color Touch 4/0-4N Medium Natural Brown / 2 oz.
4/0 Medium Brown Permanent Hair Color. Achieve rich, even coverage and natural-looking depth with this professional permanent hair color formulated for consistent, reliable results. Whether performing a full color service, root touch-up, or gray coverage application, this shade delivers dependable lift and deposit for a smooth, polished finish. The 4/0 medium brown tone provides a balanced, warm-neutral base that works well across a variety of skin tones and service menus.
Quick Take
This professional permanent hair color is designed for stylists who need predictable, high-performance results service after service. The 4/0 shade offers a classic medium brown that blends seamlessly for natural-looking coverage.
- Medium brown with natural undertones for versatile color services
- Permanent color formula for long-lasting, fade-resistant results
- Consistent gray coverage across roots and lengths
- Professional-only formulation ideal for salon backbar use
- Mixes easily with standard developers for customized lift applications
- Reliable for full coloring, partials, and retouch services
Why Pros Choose It
Professional colorists depend on this permanent hair color for its predictable lift and deposit, making it a staple for both beginner stylists and seasoned colorists. The 4/0 medium brown shade delivers even saturation without unwanted undertones, reducing the need for corrective color steps. It is formulated specifically for professional use, ensuring that the consistency, timing, and results remain consistent across different hair types and condition levels.
This shade is particularly valuable in busy salon environments where speed and precision are essential. The color processes in standard timing without requiring complex adjustments, and the finished result leaves hair looking healthy and glossy. Stylists can confidently build their menu of brown-based services around this reliable 4/0 base.
Key Benefits
This permanent color provides salon professionals with the dependability and performance needed for a wide variety of color services. The benefits extend beyond just the final shade to include the ease of application and lasting vibrancy clients expect.
- Provides complete gray coverage with a natural-looking finish
- Silky, even application without dragging or spotting
- Rich pigment density for true-to-swatch results
- Blends seamlessly for root-to-tip consistency
- Maintains color integrity for 4 to 6 weeks with proper aftercare
- Works well with multiple developer strengths for tailored lift
- Neutral undertones prevent unwanted warmth or ashiness
- Professional viscosity for controlled placement and mixing
- Compatible with major salon color brands for custom blending
- Leaves hair with a luminous, healthy shine post-service
Features That Matter
Designed for the professional colorist, this permanent hair color includes formulation features that streamline the service process and improve the final result. Each characteristic supports a smoother workflow and more predictable outcomes.
- Permanent formula: Ensures long-lasting color that resists fading between touch-up appointments
- 4/0 shade coding: Standardized level 4 brown with neutral tone base for easy mixing and matching
- Gray coverage technology: Penetrates even resistant gray hair for full, even saturation
- Professional viscosity: Creamy consistency that stays in place during application without dripping
- Single-application process: Can be used alone or mixed with other shades for custom colors
- Developer compatibility: Pairs with 10, 20, or 30 volume developers depending on desired lift
- Fade-resistant pigments: Maintains vibrancy through multiple shampoos
- Salon-friendly tube or jar packaging: Sized for efficient backbar storage and minimal waste
How to Use
This professional permanent color should be mixed and applied according to standard salon color protocols. Always perform a patch test prior to service and refer to the manufacturer’s technical guide for specific timing and developer mixing ratios.
- Shampoo and towel-dry hair before application to ensure a clean canvas
- Mix the 4/0 color with the appropriate developer using a 1:1 or 1:2 ratio as indicated
- Stir until a smooth, creamy consistency is achieved with no lumps or separation
- Apply the mixture to dry or towel-dried hair starting at the roots for regrowth services
- Work the color through the lengths and ends with even saturation for full-color applications
- Allow the color to process at room temperature for the full manufacturer-recommended time
- Rinse thoroughly with lukewarm water until the water runs clear, then shampoo
- Follow with a professional conditioner and style as desired
Specs & Details
This product is a professional-use-only permanent hair color, distributed by Pure Spa Direct for salon and spa professionals. It is not intended for retail consumer sale.
- Brand: Manufacturer as supplied per product image
- Product Type: Permanent hair color cream
- Shade: 4/0 Medium Brown
- Professional Use: Yes, salon backbar and service use only
- Developer Required: Yes, sold separately
- Processing Instructions: Follow standard manufacturer guidelines
