How many washes for blue shampoo to work?

Author: Marjolaine Brekke  |  Last update: Tuesday, July 22, 2025

Typically, washing with blue shampoo results in an instant brightening effect that can eliminate orange tones for 2-3 washes.

How long does it take for blue shampoo to work?

Let the shampoo sit for a while to enhance your results and restore your cool tones. We're not talking too long—even two or three minutes, after you lather, should work wonders.

How many times should I wash my hair with blue shampoo?

how often should you use blue shampoo or conditioner? It's recommended to use blue toner about once a week for highlighted hair, or every other week if your hair is darker. As someone who washes her hair daily, I prefer to use a blue conditioner because it's gentler on my hair; I use it every 10 days or so.

How to get the best results from blue shampoo?

For a stronger effect, you can leave it in your hair for three minutes before rinsing. But don't leave your shampoo for too long, it might darken your hair too much!

Can you leave blue shampoo on too long?

How long should I leave purple and blue shampoo in my hair? The amount of time to leave your shampoo in depends on your hair's condition and desired intensity, but the average time is between two to three minutes. However, you can leave it in for a maximum five minutes if you want to deposit more pigment.

How I Tone My Medium Hair To Keep It From Getting Brassy

Can you overuse blue shampoo?

Overuse of blue shampoo on fine or dry hair can lead to unwanted color buildup or dryness, so spacing out applications is key. Long or thick hair: Frequency once per week or as needed.

How long does it take for blue hair to wash out?

The longevity of blue hair dye varies depending on several factors, including the shade, your hair's porosity, and your hair care routine. On average, blue hair dye can last between 4 to 8 weeks, but it may fade gradually over time.

Should I use regular shampoo after blue shampoo?

Step 2: Lather and leave it to absorb for two to three minutes. Step 3: Rinse. Use the blue shampoo daily until brassiness disappears. Then, alternate with your regular shampoo to maintain the results.

What happens if I leave purple shampoo in my hair for 30 minutes?

If you leave purple shampoo in your hair for 30 minutes, the risk of over-toning increases significantly. While purple shampoo is designed to neutralize brassy or yellow tones, leaving it on for an extended period can lead to overly cool or even purple-tinted hair, especially for those with light or porous hair.

What does blue shampoo do to grey hair?

Neutralizes brassy tones in all shades and adds silvery brightness to gray hair.

Does blue shampoo work in one wash?

Typically, washing with blue shampoo results in an instant brightening effect that can eliminate orange tones for 2-3 washes.

Is it better to use blue shampoo on wet or dry hair?

Always use blue or purple shampoo on wet hair. Don't apply it on dry because the hair is more porous and it will grab too much of the blue or purple pigment. Lather it up in your hands and work it into your scalp, using gentle circular motions work the shampoo between strands, and down the shaft.

How many washes for purple shampoo to work?

To solve the problem of having lilac-tinged hair, the best way to use purple shampoo is by applying one day per week or when you start to notice brassy tones. Unless you have white hair or gray hair, you shouldn't leave the purple shampoo on for longer than 15 minutes at a time.

What happens if you wash blonde hair with blue shampoo?

If you're a darker blonde with orange tones, blue shampoo neutralises orange tones within blonde hair, banishing brassiness. Perfect for brunettes turned blonde converts, whether you've gone ombre, balayage, highlights or gone all the way.

What's better, blue or purple shampoo?

The blue pigment cancels out orange, and the purple pigment cancels out yellow. All this talk about color comes down to two important points. Blue shampoo removes orange tones from brunette or darker hair, while the purple shampoo is a great option when yellow tones appear in blonde or light-colored hair.

How to fix orange brassy hair at home?

The Bottom Line: Use purple shampoo to tone yellow, usually blonde hair, and blue shampoo to tone orange, usually brunette hair. When deciding how to fix orange hair, you might try using a toner to get rid of the orange pigment. Toning neutralizes unwanted brassy tones to reveal a cooler blonde or light brown shade.

What is level 9 hair color?

Level 2–3 is extremely dark brown, as level 1 is black. Level 9–10 is very pale blonde. Color does not lift color; only bleach can make your hair lighter.

Can I use purple shampoo 3 days in a row?

If you've wondered whether you can use purple shampoo every day, the answer is generally no. Purple shampoo is most effective if used as needed to reduce visible brass.

Does putting purple shampoo on dry hair work better?

It's thought that by applying pigment to dry strands (which are more absorbent), the end result will be more vivid. This might be the case for some people, but there's also the risk of more porous, damaged sections of the hair (the ends) absorbing more pigment than the newer hair towards the root.

What happens if you leave blue shampoo in your hair for too long?

If this is the case, Grand suggests allowing the shampoo to sit on the hair for a little less time than suggested. If you leave blue shampoo on for too long (whether you have damaged or healthy hair), you run the risk of leaving a noticeable blue tint on your hair instead of only neutralizing the brassy tones.

Can I use Matrix So Silver every day?

A: You don't need to, but I sometimes shampoo with another shampoo first and then shampoo with the So Silver. I try not to use the So Silver everyday as it can be harsh on your hair. I have dry hair, so I use So Silver once or twice a week.

Can I use normal conditioner after purple shampoo?

This is completely up to you and your desired look. In general, we recommend applying a purple shampoo every hair wash (once to twice a week) and alternating between a purple conditioner and your usual conditioner in between washes.

What hair dye lasts the longest?

Permanent hair color is the best long-lasting hair color option as it doesn't wash off. It is usually used when you want to lighten or darken your hair. If you are looking to cover your greys or opt for a global color, it is best to choose a permanent hair color shade.

What color to do after blue hair?

If you're really ready for a new shade and you're not in a hurry to go back to blonde, vivid pink and purple Super Cool Colours are great for transitioning away from blue. The Big Pink is a favourite, but you can also try Burnt Peach, Gobby Pink, I Saw Red, Bruised Violet and Aubergine Dream.

How to remove blue shampoo from hair?

Removing Blue Tint From Your Hair
  1. Bleach Bath. If you want a quick fix to get rid of the blue tint in your hair forever, then a more subtle and less damaging way is by using a bleach bath. ...
  2. Baking Soda. ...
  3. Vitamin C Tablets. ...
  4. White Vinegar. ...
  5. Hot Showers. ...
  6. Expose Hair To The Sun.

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