Q&A for How to Dye Blonde Hair Black

You can, but you have to realize that there's more than one step to it. When you pull pigment out of the hair by bleaching it (like with highlights), you have to fill all of those undertones that you pull out of the hair when you lighten it. So, if you're going from blonde to black, you need to fill in all of those brassy colors (the golds, the oranges, the reds) in order to go dark again.

No! It might look quite harsh at first, but once you get used to it, you never want to go back again.

Yes, you can dye your beard whatever color you would like to dye it.

Yes, your hair should be back to its natural color by that time. The dye will slowly get washed out over time as you wash your hair.

Permanent dye would lift the color, so it would slightly lighten and damage your hair. You could use semi-permanent dye and get similar results, but taking out dark dye would most likely require bleach - so it would damage your hair unless you wait for it to mostly wash out, which could take more than a month.

Give your hair at least three days before dying it again, although 1-2 weeks would be better.

You do not need to dye your hair brown before dying it black. The black is much stronger than blonde, so it will dye your hair all the way on its own.

You can, but it wouldn't be a good idea. It will start frying your hair.

You'll have to bleach it again.

It's really up to you and it depends on the look you're going for. There will be a pretty dramatic looking difference between your eyebrows and hair, but that can look kind of cool. If you don't want your eyebrows to stand out too much, you should dye them.

Try redyeing it, or going to a professional salon if you are really intent on having perfect black hair.

Warm brown should be fine but dark blonde is a better option because that won’t make your hair darker when the hair dye comes out.

Yes, you definitely can dye your hair black if it's already bleached blonde. You just need to add a protein filler so your hair won't come out patchy or a different color. Prepare the dye according to the directions on the packaging, and use a non-metal bowl, such as glass or plastic, so it doesn't react with the dye and alter the color. Then, add a protein filler to the dye and apply it to your hair in sections, starting from the roots. Wait at least 20 minutes and then wash out the dye.

While dyeing your hair any color can damage it because of the chemicals used to change the color, black can be especially damaging. The strength of the pigment that's used to get your hair to be black. However, higher quality hair dyes can damage your hair less than cheaper versions because they contain moisturizing additives. It can also be really difficult and damaging to try to dye and lighten your hair after you dye it black.

It's not a guarantee that your hair will turn green. It depends on your hair shade and the dye you use. Black hair dye has pigments of green, purple, blue, and other colors to achieve a dark color. If you already have blonde or light hair, the green pigments in the black hair dye can potentially turn your hair greenish. The best way to prevent your blonde hair from turning green is to dye it darker over time. Start with a slightly darker shade and work your way up to black.

Dye will fade. To make the color stay black, you'll need to wait until your hair starts growing and trim off the blonde-black section. You can also skip the black dye, and start trimming the ends every few months, until it is all grown out.

Blonde hair can easily be dyed black. It will damage your hair only if you have dyed it many times recently.