Composition for the oxidation dyeing of keratin fibers, comprising an oxidation base, an indole coupler and an additional heterocyclic coupler, and dyeing process

摘要

The present invention relates to a composition for the oxidation dyeing of keratin fibers, in particular human keratin fibers such as the hair, comprising an oxidation base in combination with at least one suitably selected indole coupler and at least one additional heterocyclic coupler which is also suitably selected, as well as to the dyeing process using this composition with an oxidizing agent.