The Garnier Nutrisse Cream Hair Colour Blueberry Blue Black 21 is a nourishing hair dye that delivers rich, long-lasting color while providing excellent grey coverage. This color cream is designed to treat and protect your hair as it colors, thanks to fruit oil concentrates and a new larger tube of Rich Nourishing Conditioner Cream. If you’re seeking a vibrant blue-black shade that nourishes as it colors, this option is formulated to help maintain a healthy-looking finish while your color stays vibrant over time.
Key benefits
- Rich, long-lasting color provides durable coverage and a vibrant blue-black result.
- 100% grey coverage helps even out gray roots for a uniform appearance.
- Fruit oil concentrates enrich the formula to help nourish the hair fibers during coloring.
- Rich Nourishing Conditioner Cream in the larger tube delivers deep conditioning after color application for a healthier-looking finish.
- Penetrates into hair fibers to support a healthy-looking appearance while coloring.
Ingredients and why they matter
- Fruit oil concentrates — nourish the hair during the coloring process, helping to improve manageability and shine after use.
- Color cream — designed to coat each strand for even distribution and durable shade.
- The product provides 100% grey coverage, a key feature for blending gray hair with the chosen blue-black hue.
Who this is for and usage tips
- Ideal for customers seeking a vibrant blue-black shade that also nourishes the hair during coloring.
- Great for those wanting long-lasting color with enhanced hair appearance after dyeing.
- Safety note: test on a small skin area first to check for any sensitivity before full application. Follow the included product instructions for usage and precautions.
Using this product as directed can help you achieve a rich, even color while supporting the hair’s appearance through conditioning benefits. The combination of color cream and conditioner works together to deliver both aesthetic and conditioning results.
How to use Garnier Nutrisse Cream Hair Colour Blueberry Blue Black 21
Follow these steps to apply the color cream and conditioning formula for best results. Use as directed on the package and perform a patch test before full application.
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Prepare hair and skin
Read the instructions and perform a patch test on skin before application. Gather all items and wear gloves.
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Mix and apply color
Combine the color cream with the developer as directed, then apply evenly to dry, unwashed hair, ensuring full coverage from roots to ends.
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Process and monitor
Leave the color on as directed by the packaging instructions until the desired tone is achieved. Do not exceed the recommended processing time.
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Rinse and condition
Rinse hair thoroughly until the water runs clear, then use the Rich Nourishing Conditioner Cream provided to seal in color and moisture.
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Aftercare and precautions
Be mindful of color transfer on clothing and towels during the first wash. If any irritation occurs, discontinue use and consult a professional. Keep out of reach of children.
Frequently Asked Questions
Is this dye suitable for 100% grey coverage?
Yes, the color is designed to deliver 100% grey coverage, helping to blend gray hair evenly with the blue-black shade.
What should I test before full application?
Test a small skin area first to check for sensitivity, and follow the full instructions included with the product for safe use.
What makes this formula nourishing?
The product is enriched with fruit oil concentrates and includes a larger Rich Nourishing Conditioner Cream to help nourish the hair during coloring and improve appearance.
How should I apply the color to achieve even results?
Apply the color cream evenly to the entire hair length as directed, ensuring full coverage to reach the roots and mid-lengths for uniform color and tone.










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