How do you get semi permanent dye out of your hair?

i want to dye my hair but my parents dont want it to last long...problem is the dye i want lasts around 2 weeks ...is there anyway i can get it out earlyer so my parents have nothing to worry about if i die it?

Ive' been blonde (permenant dye) for a while. I died my hair pink with a semi permanent over a week ago now and it is starting to wash out. When it fully washes out will i be left with they same shades of blonde, or will the dye effect it somehow? thank you

Hi there, my names Tori and I'm from Newzealand. And I need some help with my hair colour. I've always had blonde highlights for 1-2 years, and awhile ago I decided to dye my hair Meduim brown.. It turned abit Red/orange and my friends called me period head (as a funny joke) lol.. I kept washing...

Hi there, I have dyed my hair using a movida semi permanent home dying kit, colour chesnut brown. I'm naturally dark brown with a few grey hairs. The colour has come out really even and its lovely and shiny but hasn't covered the grey hairs quite as well as I would have liked. How long would I...