Is Direct Sky Blue 6B vegan?

Direct Sky Blue 6B

Vegan

Direct Sky Blue 6B is a synthetic direct azo dye used for dyeing cellulosic textiles. It is also known as Direct Blue 1 in the Colour Index. It is a fully synthetic compound.

Also known as Direct Blue 1, Direct Sky Blue FF
CAS number 2610-05-1
EC number 220-012-1
CI number CI 24410
Last reviewed 3 June 2026

Sources

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