A subject-matter of the present invention is a composition exhibiting a pH ranging from 1 to 6.9 and comprising, in an appropriate dyeing medium, at least one coupler and at least one aminopyrazolopyridine oxidation base chosen from the bases of following formula (I): at least one oxidizing agent. The composition of the present invention makes it possible in particular to obtain a colouring with varied, powerful, attractive and not very selective shades which is highly resistant to the various attacks to which hair may be subjected.
