The Best Why Is Hair Different Colors 2023. Web there are a few different reasons why your armpit hair might be a different color than the hair on your head. Why is it that the hair you see on my head is a chocolate brown, but when i put my hair up, the hair underneath is very dark brown?

Most of the time, this is natural and nothing to worry about. If less melanin is present, the hair is lighter. Another popular reason is that many people like the way they look in another hair color.