Why did my dye to cover gray turn my hair black?

right now my hair is dark brown and everyone at my school has brown hair and I want to turn mine black. How do I turn my hair...

I have dark brown hair and gray eyes and I really wanna dye my hair black so it will bring out my gray eyes more but is blac...

I would like to die my hair blonde but my natural hair color is black and I would like to bleach it without having to go to a...

if you put blonde hair dye on black hair will it go a normal brown ?

Yesterday I dyed my hair "Brown" but it turned out black , YIKES! I didnt go to school today because of it, it makes my skin ...

I have blonde hair on the top, and black on the bottom. If I want to bleach the black hair on the bottom (I know it will turn...

what color should I dye parts of my hair what colors will look good <RANDOMNESS XP>

I just want to dye my hair. Some persons say that hair colour is best. So I want to know the difference between a hair colour...

I want to dye blonde on top of black hair but using home make stuff?? what can I use to do this?

What do I say to convince my dad to let me dye my hair black and get a punkish hair cut (and still not tell him im going punk.)