Is HC Blue No. 6 safe in cosmetics?
HC Blue No. 6 has a safety rating of "POOR" in our database. EU status: prohibited. US status: permitted.
POOR
Cosmetic Ingredient
HC Blue No. 6
INCI: HC BLUE NO. 6
HC Blue No. 6 (CAS Not confirmed from authoritative sources in this search. Likely in CosIng but not returned in results.) is a cosmetic cosmetic ingredient functioning as Hair dyeing (semi-permanent / direct dye). EU Regulation 1223/2009 status: prohibited. Industrial safety data is also available in the chemical safety database.
CAS Number
Not confirmed from authoritative sources in this search. Likely in CosIng but not returned in results.
View industrial chemical safety profile →
Function
Hair dyeing (semi-permanent / direct dye)
Editorial assessment
POOR
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
prohibited
US US Status
permitted
US Notes
Coal tar hair dye exemption (21 CFR 740.2) if used as hair dye. No specific FDA action identified.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for HC Blue No. 6.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for HC Blue No. 6 — not a computed safety verdict. See the sourced toxicological data above.
Frequently Asked Questions
Is HC Blue No. 6 allowed in the EU?
HC Blue No. 6 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.
What does HC Blue No. 6 do in cosmetics?
HC Blue No. 6 functions as: Hair dyeing (semi-permanent / direct dye). It is classified as a cosmetic ingredient in our database. CAS number: Not confirmed from authoritative sources in this search. Likely in CosIng but not returned in results..
Compliance Tools
Check HC Blue No. 6 compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
Is HC Blue No. 6 in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for HC Blue No. 6 in your formulation.