Table 3.

Other possible ingredients and haptens contained in the tattoo ink and pigment colour.

Tattoo ink/pigment color	Ingredient
Black	Iron oxide
	Carbon
	Logwood
Brown	Ochre (ferric oxide)
Red	Cinnabar/mercuric sulfide
	Cadmium red
	Iron oxide/common rust
	Napthol-AS pigment
Yellow	Cadmium yellow
	Ochre
	Curcuma yellow
	Chrome yellow (PbCrO4, often mixed with PbS)
Green	Chromic oxide (Casalis Green or Anadomis Green)
	Lead chromate
	Phthalocyanine dyes
	Ferrocyanides and ferricyanides
Blue	Azure blue
	Cobalt blue
	Cobalt phthalocyanine
	Cobalt aluminate
Violet (purple)	Manganese ammonium pyrophosphate
	Various aluminum salts
	Dioxazine/carbazole
White	Lead carbonate
	Titanium dioxide
	Barium sulfate
	Zinc oxide
Henna	Henna dye and paraphenylenediamine (PPD)