HC ORANGE NO. 6 is graded A (Safe) by Expert·ING, based on COSING regulatory data.
HC ORANGE NO. 6
Safety grade: A
HC Orange No. 6 is a synthetic orange-colored dye molecule used in hair coloring products. It's a smaller, lighter dye molecule that penetrates the hair shaft to deposit color.
This ingredient is used in hair dyes to provide orange tones and shades to hair by chemically bonding with the hair fiber.
Graded using: COSING.
Last verified: May 26, 2026
Other Hair Dyeing ingredients
- RESORCINOL — Grade E**
- THYMOL — Grade A
- M-AMINOPHENOL — Grade C**
- P-AMINOPHENOL — Grade C**
- 2-METHYLRESORCINOL — Grade C
- 4-AMINO-2-HYDROXYTOLUENE — Grade C
- P-PHENYLENEDIAMINE — Grade D**
- 2-METHYL-5-HYDROXYETHYLAMINOPHENOL — Grade C