The best replacement for dye is pigment ink.

The best alternatives to dye are rated as following:
★★★★★  pigment ink
★★★★  pigment
★★★  die
★★  stain
★★  cut hair first
★  highlight
★  run
★  lake
★  ink
★  planet eclipse
★  run philadelphia
★  bleach
★  run tampa
★  dye hair
  run dc
  run chicago
  highlighting
  run salinas
  proto
  pigment stain
  not to dye
  pigment inks
  run sarasota
  toner
  bear bryant
  salon dye
  run long island
  highlights
  stain wood
  concrete stain
  tie dye
  henna
  bleach hair
  run 2014
  pink dye pregnancy test
  run 5k
  not two dye
  pigment printers
  regular hair dye
  color run
  acidic dye
  semi permanent hair dye
  salon hair dye
  radioactive dye
  semi-permanent dye
  without dye
  hair rinse
  manic panic
  pigment ink epson
  shave
  semi permanent dye
  salon
  tye die
  rinse
  smart parts
  highlight hair

Your alternative for dye is not listed? Suggest!
Speaking about dye, one probably shouldn't forget about kool aid.

Other search terms related to dye and their ratings are:
★★★★★ kool aid
★★★★★ ppd
★★★★ food coloring
★★★ chemicals
★★★ developer
★★ peroxide
★★ henna
★ bleach dark hair
★ highlights
★ soda ash
★ cochineal
dye
vinegar
allergic reaction
kool-aid
rit
You have in mind a companion for dye and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of dye in all years. Click on graph for more.
dye
pigment ink
pigment