Related Clues:

• Reddish-orange dye
• Litmus, essentially
• Brownish dye
• Stuff in a robber-foiling pack
• Shampoo finish
• It may be red
• It changes locks
• Washing machine cycle
• Salon application
• Car wash step
• Reddish hair dye
• Food additive
• Textile company purchase
• Indigo, for one
• Plant used for dye