The formula for dark brown hair: 4/77 or 5/77, plus 6 1 1, plus 01,plus 0/88 and 4/0. The specific proportion depends on the hair. Dark brown hair dyeing is actually dark brown, cool color, which can be bleached or dyed directly without bleaching.

There are several formulas for dark brown hair. The first formula is 4/77 or 5/77, plus 6 1 1, plus 01,plus 0/88 and 4/0. The specific proportion depends on the hair. The second formula, the waxing is lighter than 8.5 degrees, and the low degree will be black and blue. Dye paste 1: 1:2, dye paste 1, agent B 1, and stop for 60 minutes. The third molecular formula, 6/ 1 1 or 6/3 and 3/0 or 5/0 directly reacts with 9 oxygen.

Dark brown hair is darker than chocolate and lighter than black. It looks black in the dark and brown in the sun. Brown is very white, versatile hair color. The biggest difference between dark brown and honey color is that black accounts for a higher proportion in the whole hair color.

Dark brown is the transition of dark brown, which subtly adjusts the tone of skin color. It has the effect of whitening him and brightening him, which is a good choice for girls with darker skin.