Dyeing composition for keratineous materials comprising a fluorescent dye and an aminated silicone, process and use

Composition characterized by comprising, in a cosmetically acceptable medium, at least one fluorescent dye in the orange range of the soluble in said medium and at least one aminosilicone, not containing the composition, as fluorescent agent, 2- [2- (4- dial-quilamino) phenylethenyl] -1-alk lpiridinio wherein the alkyl radical of the pyridinium nucleus represents a methyl or ethyl radical and the benzene nucleus represents a methyl radical and where the counterion is a halide.