Quinolinium salts containing colorant

The invention relates to an agent for coloring fibers (A) obtained by mixing two components - is obtained, and is characterized in that the one component (component A2) comprises at least one compound with a nucleophilic reaction center - optionally with the addition of an alkalizing agent or an acid and the other component (component A1) at least one 1-Alkylchinolinium derivative of the formula (Ia) or (Ib) contains; DOLLAR F1 as well as a multicomponent kit and a method for coloring fibers.