Question: how to lighten dark dyed hair?
Answer: Use a Clarifying or Lightening Shampoo to Bleed the Color Out. For very mild cases, washing with a clarifying shampoo a few times will usually fade it to a nice color. ...  Use Baking Soda. ...  Use a Color/Dye Remover. ...  Use Bleach Shampoo. ...  Other Solutions.