The present invention relates to a hair colouring composition comprising in a cosmetically acceptable carrier one or more oxidizing agent(s), one or more alkalizing agent(s), one or more oxidative dye precursor(s) selected from the group consisting of 2-methoxymethyl-p-phenylenediamine, cosmetically acceptable salts thereof and mixtures thereof, one or more oil(s), wherein the composition comprises a total amount of oil(s) of more than 20%.