Why is my dyed blonde hair turning brown?

Author: Miss Emily Hermiston  |  Last update: Saturday, July 12, 2025

Hormonal Changes: Hormonal fluctuations, especially during puberty, pregnancy, and menopause, can affect melanin production. These changes can result in blonde hair darkening over time. For instance, increased levels of certain hormones can stimulate melanin production, leading to a gradual shift from blonde to brown.

Why did my blonde dye turn out darker?

The amount of darkening, to me, says it's likely hard water buildup or product buildup causing it, as while there's a bit of brassiness it's not a ton. Usually when blonde gets that much darker from brass it'll look much more yellow.

Why did my hair suddenly turn brown?

  • Genetics : Some people experience natural changes in hair color as they age, often due to genetic factors.
  • Hormonal Changes : Hormonal fluctuations, such as those during puberty, pregnancy, or menopause, can affect hair pigmentation.
  • Diet and Nutrition
  • Environmental Factors
  • Health Conditions

Why does blonde hair turn bronze?

Blondes are susceptible to some sort of bacteria or fungi that colonizes their hair and makes it look brown or dirty blonde, and these are extremely difficult to wash out normally, as they colonize deep within the keratin structures that make up your hair. I know because I'm the same way.

Why does blonde hair turn brown when wet?

Light Reflection: Wet hair reflects light differently than dry hair. When hair is wet, it can absorb more light rather than reflecting it, which can make it look darker.

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Why has my blonde hair dye gone brown?

Heat – such as that from your styling tools – can be one of the reasons why blonde hair turns brown. The solution? You don't have to give up your tongs, curlers or straighteners for good but do be aware of how often you use them and try to use a lower temperature setting if possible.

What is the rarest hair color?

Nature's Rarest Palette: Red Hair Standing at the apex of rarity, natural red hair occurs in just 1-2% of the global population. This striking shade results from a specific genetic variant of the MC1R gene, requiring both parents to pass on the recessive trait.

How to keep dyed blonde hair from turning brassy?

But rinsing with cold water also has major color benefits, especially right after getting your hair colored. When you rinse with warm water and the cuticles lift, the water rinses out the color, leaving behind brassy strands. Rinse with cool or cold water, and you'll prevent brassiness and frizz.

What is the best toner for brassy brown hair?

Best Hair Toners For Brunettes
  • Color Wow Color Control Blue Toning + Styling Foam for Dark Hair. $18 at Walmart$19 at fragrancenet.com. ...
  • Matrix Total Results Brass Off Shampoo. ...
  • Pureology Color Fanatic Top Coat + Tone Hair Gloss. ...
  • John Frieda Brilliant Brunette Visibly Deeper Color Deepening Treatment.

Why is my blonde hair turning gold?

Hard water can be a culprit for yellowing blonde hair. This is because hard water is high in minerals such as calcium and magnesium, which can build up on the hair and cause it to look yellow. If you live in an area with hard water, you may want to invest in a shower head filter to help reduce the mineral buildup.

Why is my hair turning into a different color?

Melanin levels can vary over time, causing a person's hair color to change, and one person can have hair follicles of more than one color.

How to darken blonde hair?

Pre-pigment first. If you want to dye your bleached hair considerably darker, such as to dark blonde (colour level 7) or darker, pre-pigment your hair first. This is because the red pigments have been permanently removed by bleaching. You need enough warm pigment in your hair to achieve a beautiful darker colour.

Does blonde hair get lighter in the sun?

While the sun can cause subtle changes in hair color through the breakdown of melanin pigments, it won't dramatically lighten or bleach hair like chemical processes do. The extent of the color change varies depending on factors such as natural hair color, long periods of exposure, and hair condition.

What does dirty blonde hair look like?

In reality, dirty blonde hair is a darker shade of blonde with a blend of wheat blonde, ash blonde, and light brown tones woven throughout. Unlike bright blonde shades, like icy blonde and platinum, it's less yellow or white and more tan, which makes it much easier to maintain if you have a darker base color.

How to fix blonde hair dye gone wrong?

Some possible fixes include re-dying the hair (either the same colour or darker), nourishing your hair to improve the condition, using toner to touch up the patches, or using gloss treatments.

How to go blonde from dark brown?

So, if you want to go from brunette to blonde, you will need to use a 'bleach' to do so”. For the best results, your stylist will create your dream blonde colour over time, taking you a shade or two lighter every 6-8 weeks.

Does purple shampoo remove brown toner?

Purple shampoo can be effective on brown hair to eliminate any unwanted warm tones or brassiness, especially for those who have chemically treated their hair.

What color cancels out brassy brown hair?

WHAT DOES BLUE SHAMPOO DO TO BROWN HAIR AND HOW DOES IT HELP PREVENT BRASSINESS? It all goes back to the basic principles of the color wheel; blue and green fall directly opposite from red and orange, which means that the cooler blue and green tones will neutralize and counteract the warmer ones, says Dupuis.

Can toner make your hair more brown?

You don't have to worry about toner changing the general color of your hair if you're blonde, and if you have brown, dark auburn, or black hair, toner is not an effective product to use in order to make your hair darker.

How do hairdressers fix brassy hair?

How to Get Rid of Brassy Hair in the Salon
  1. Use a Hair Toner for Brassiness. For clients who want their color touched up or their freshly-lightened locks beautifully balanced, a toner is your go-to. ...
  2. Carry Out a Glossing Service.

How to tone down blonde hair at home?

Use Purple Shampoo and Conditioner

If you are seeking an at-home solution, start with purple shampoo and conditioner. "Purple shampoo is great for neutralizing yellow or brassy tones by balancing them with cool pigments," shares Korab.

What blonde does not turn brassy?

Select a cool haircolor, like one with the word “ash” in the name, since it's less likely to turn brassy than one that's warm. If you gravitate toward warmer shades, don't worry; there are plenty of lighter haircolors, such as greige blonde, that provide a nice balance of warm and cool tones.

What eye color is the rarest?

The rarest eye colors are red and violet, which are primarily found in individuals with albinism. Excluding those affected by albinism, green and gray eyes are considered the most uncommon.

Is strawberry blonde hair the rarest?

3. How rare is strawberry blonde? Natural strawberry blonde hair is very rare, as it contains a red hue. Only 1-2% of people have the red hair gene globally, so others must use styling such as hair dye to achieve this shade.

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