Related Clues:

• Not natural
• Went from blond to brunette, in a way
• --- in the wool
• Not natural, perhaps
• Not the original color
• Covert
• Unnatural, as hair
• Turned blue, maybe
• Turned blue, say
• Turned silver to gold?
• Henna-streaked
• Turned blue?
• Stashed
• Stained on purpose
• Turned red?