Corrective Color: What to Do When Hair Color Goes Wrong

Brassy, patchy, too dark or striped, color that misses the mark is upsetting. The good news is that many color problems can be improved with a careful plan. Here is what to do first and what to expect from a fix.

What is corrective color?

Corrective color is any color service meant to fix a result you don't want. It might follow a salon visit that went wrong, a box dye at home or years of layered color that no longer looks even. It is often slower and more detailed than a regular color appointment, because the colorist has to work with what is already in your hair.

Here are some of the most common problems colorists are asked to fix:

• Brassy, orange or yellow tones after lightening
• Banding, which looks like stripes of different shades
• Hot roots, where the roots look brighter than the lengths
• Color that came out much darker than planned
• Patchy or spotty color, often from home dye
• Green or muddy tones from mixing different products

What should you do right after color you don't like?

First, pause. It is tempting to grab a box of dye or a color remover the same night. That often makes things harder to fix, because it adds another layer the colorist has to work through.

Next, take clear photos in daylight from the front, sides and back. Lighting inside a salon can look very different from the light at home.

Then contact the salon kindly, ideally within a few days. Explain what you expected and what you see. Many salons will offer to adjust the color, though policies vary. A calm, specific message gets a better response than an angry one, and it keeps the door open for a fix.

When should you go to a different colorist?

Going back to the original salon makes sense if you still trust them and the problem is small, such as a tone that needs adjusting. Choosing someone new can make sense if you have lost trust, if the fix is beyond their usual work or if the first attempt at a fix didn't help.

Look for a colorist who shows corrective work in their portfolio, with clear before-and-after photos. Our guide on how to choose a hair colorist explains what to look for and what to ask.

What happens at a corrective color consultation?

Plan on a consultation before any color is mixed. The colorist will ask about every service your hair has had, including box dye, henna and smoothing services. They will look at your hair dry, feel how strong it is and may do a strand test on a hidden section. If you have photos of your hair from before the color went wrong, bring them.

Then they should give you a plan in plain words. That includes what they can do today, what may need another visit and what result is realistic. They should also explain how the service is priced, since corrective work is often priced by time rather than as a set menu item.

Why can corrective color take more than one visit?

Hair can only handle so much in one day. Lifting dark dye, evening out bands or removing old color takes time, and pushing too hard can leave hair dry, stretchy or likely to break. Many careful colorists split a big correction into stages.

That means you may live with an in-between shade for a little while. A good colorist will make it look as polished as possible and tell you when to come back. Try to see each step as progress, not a failure.

How do you care for your hair during a correction?

Be gentle while your hair is going through changes. Use a color-safe shampoo and a rich conditioner, wash with cooler water and cut back on hot tools. When you do use heat, use a heat-protecting spray. Ask your colorist whether a deep-conditioning mask or a bond-building product makes sense between visits.

A small trim can help, too. Ends that have been colored many times are often the driest part of your hair, and taking off a little can make everything feel smoother.

Before your next big change, read what to know before a big color change so the next step goes more smoothly. When you are ready, compare hair color salons near you.

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