A method for coloring hair fibers into a first and a second patterns, wherein the hair fibers have one or more initial color shades, comprises the following steps in that order:(a) providing an adhesive composition, wherein the adhesive composition comprises, in a cosmetically acceptable carrier, a film-forming polymer；(b) providing a hair coloring composition for forming a final color shade, which differ from the one or more initial color shades；(c) applying the adhesive composition to a first plurality of hair fiber portions to form a first pattern, wherein the first plurality of hair fiber portions are covered and immobilized by the first pattern；(d) drying the first plurality of hair fiber portions；(e) applying the hair coloring composition to a second plurality of hair fiber portion including the first plurality of hair fibers comprising the first pattern, preferably to all the hair fibers；(f) rinsing the adhesive composition and the hair coloring composition out of the hair fibers, and drying the hair fibers, to form a second pattern, wherein the second pattern comprises the second plurality of hair fiber portions without the first pattern, such that the hair fibers comprises the first pattern which has the one or more initial color shades and the second pattern which has the final color shade.
