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Question: How Do I Know if I Need Purple or Blue Shampoo?
Answer: Whether you need purple or blue shampoo depends on your particular needs. Purple neutralizes yellow tones in blonde, gray, and lightened hair. Blue combats orange brassiness in brunette and darker hair.
Decoding Toning Shampoos: Purple vs. Blue
Blonde, gray, and silver hair can develop unwanted yellow or orange tones. Toning shampoos help neutralize these brassy hues, restoring vibrancy and shine. Two popular choices are purple and blue shampoos, each targeting different undertones.

Best Purple Shampoo
Purple Shampoo
From gentle toning to intense color correction, these purple shampoos offer targeted solutions for blonde and highlighted hair...
Understanding Hair Color Theory
Hair color theory explains the relationship between colors. It uses a color wheel to show how colors interact. Opposite colors on the wheel neutralize each other. Purple neutralizes yellow, and blue neutralizes orange.
Yellow tones often appear in light blonde hair. Orange tones are common in darker blonde and light brown hair. Knowing your unwanted tone guides your shampoo choice.
Related Article: What Happens if I Use Purple Shampoo Instead of Blue?
Related Article: Is Purple or Blue Shampoo Better For Grey Hair?
Purple Shampoo: Targeting Yellow Tones
Purple shampoo contains purple pigments. These pigments counteract yellow tones in blonde, gray, and silver hair. The purple deposits small amounts of pigment onto the hair shaft, neutralizing yellowness and brightening the overall appearance.
Consider these points when deciding if purple shampoo suits your needs:
Light Blonde Hair:
Purple shampoo helps maintain cool, ashy blonde shades.Gray and Silver Hair:
It reduces yellowing, keeping gray and silver hair vibrant.Highlighted Hair:
It can brighten highlights and minimize brassiness.
Blue Shampoo: Targeting Orange Tones
Blue shampoo contains blue pigments. These pigments counteract orange brassiness in brown, highlighted, and colored hair. Blue shampoo helps achieve cooler, ashier tones by neutralizing orange and red undertones.
Consider these points when choosing blue shampoo:
Brunette Hair:
Blue shampoo minimizes orange or red tones that can appear in brunette hair, especially after coloring or highlighting.Dark Blonde Hair:
It helps maintain cooler tones in dark blonde hair.Highlighted Hair (Darker Shades):
It neutralizes brassiness in darker highlights.
Choosing the Right Shampoo for Your Hair
Selecting between purple and blue shampoo depends on your hair color and the unwanted tones you wish to address. Start by identifying the predominant unwanted tone in your hair.
Yellow Tones:
Choose purple shampoo.Orange Tones:
Choose blue shampoo.
If you are uncertain about your undertones, consult a hair stylist. They can offer personalized advice.
Using Toning Shampoos Effectively
Toning shampoos are not for daily use. Overuse can lead to purple or blue staining, particularly on porous hair. Follow these tips for effective use:
Frequency:
Use toning shampoo once or twice a week, or as needed.Application:
Apply the shampoo evenly to wet hair. Leave it on for the recommended time, typically 2-5 minutes, but adjust based on your hair’s porosity and desired intensity.Monitoring:
Observe the results after each use. Adjust frequency and application time as necessary. If you notice any unwanted staining, discontinue use and consult a stylist.Hydration:
Toning shampoos can be drying. Use a moisturizing conditioner after each application to maintain hair health.
Maintaining Your Tonal Balance
Achieving and maintaining desired hair color often involves a combination of products and practices. Regular use of color-safe shampoo and conditioner helps preserve color vibrancy and protects against fading. Consider incorporating a deep conditioner into your routine for added hydration and protection. Regular trims are essential to remove split ends and promote healthy hair growth, while minimizing color distortion from damage.
Consulting a hair stylist provides personalized guidance on product selection, application techniques, and frequency of use, ensuring optimal results. Professional advice is particularly valuable for complex coloring procedures or if you experience challenges achieving your desired color balance at home. By incorporating a comprehensive hair care routine, you can ensure your hair maintains its desired color and vibrancy long-term.
Choosing the right toning shampoo depends on understanding your hair’s undertones and desired results. By carefully selecting and using these shampoos, you can maintain vibrant, beautiful blonde, gray, silver, or brunette hair. Remember to consult with a stylist if needed. They can offer personalized advice tailored to your hair type and color goals. [ 1 ]
References
1. https://www.byrdie.com/