Y WONT MY DAD.......?

y wont my dad Let me dYe my hair black hi im brent im 16 i wanted 2 dYe 4 3 years my hair is brow and i asked my frends how they did it and they said keep asking and tats wat i did 4 3years and my dad said stop or he will beat me no jk and i asked more frends and some said just do it and i was about 2 but 1 day and i said wat if just die it and he MAD HE WAS LKE U DO TAT AND I WILL BEAT U AND KICK U OUT wtf rght so wat do i do p.s i dont want 2 wait till im 18 f tat all my frends can and i CANT!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!