Dye mixture comprising at least one dye of formula and at least one dye selected from the group consisting of dyes of formulae , , , , , , , and and wherein independent from each other R 1 is hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl, -(CH 2 ) n -COO-R 100 or -(CH 2 ) n -CN, R 2 is hydrogen, -NH-CO-(C 1 -C 4 )-alkyl or (C 1 -C 4 )-alkyl, R 3 is hydrogen or (C 1 -C 4 )-alkyl, R 4 and R 5 are hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl, -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl or -CHCH 3 -COO-(C 1 -C4)-alkyl, R 6 and R 7 are hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkoxy or halogen, R 8 and R 9 are hydrogen, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, R 10 and R 11 are hydrogen, (C 1 -C 4 )- alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, R 12 to R 16 are hydrogen or (C 1 -C 4 )-alkyl, R 100 is (C 1 -C 4 )-alkyl, phenyl or benzyl, X 1 and X 2 are hydrogen, nitro, cyano, halogen or carboxy, X 3 and X 4 are hydrogen, cyano, or halogen, Y 1 is hydrogen, -(CH 2 ) m -phenyl, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, T 1 to T 3 are hydrogen, carboxy, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkyoxy, halogen, cyano or nitro n is 1, 2, 3 or 4, m is 1, 2, 3 or 4, V is hydrogen, OH, O-(C 1 -C 4 )-alkyl, halogen, -O-CH 2 -CO-CH 3 , -CH 2 -pyrolidonyl or -SO 2 -NH-(CH 2 ) n -O-(C 1 -C 4 )-alkyl, k is 2 to 8 and U 1 and U 2 are U 1 U 2 H H H H H H H H H whereby * marks the linkage to the phenyl-ring. R 1 is hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl, -(CH 2 ) n -COO-R 100 or -(CH 2 ) n -CN, R 2 is hydrogen, -NH-CO-(C 1 -C 4 )-alkyl or (C 1 -C 4 )-alkyl, R 3 is hydrogen or (C 1 -C 4 )-alkyl, R 4 and R 5 are hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl, -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl or -CHCH 3 -COO-(C 1 -C4)-alkyl, R 6 and R 7 are hydrogen, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkoxy or halogen, R 8 and R 9 are hydrogen, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, R 10 and R 11 are hydrogen, (C 1 -C 4 )- alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, R 12 to R 16 are hydrogen or (C 1 -C 4 )-alkyl, R 100 is (C 1 -C 4 )-alkyl, phenyl or benzyl, X 1 and X 2 are hydrogen, nitro, cyano, halogen or carboxy, X 3 and X 4 are hydrogen, cyano, or halogen, Y 1 is hydrogen, -(CH 2 ) m -phenyl, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkenyl, -(CH 2 ) n -O-(C 1 -C 4 )-alkyl, -(CH 2 ) n -O-CO-(C 1 -C 4 )-alkyl or -(CH 2 ) n -COO-(C 1 -C 4 )-alkyl, T 1 to T 3 are hydrogen, carboxy, (C 1 -C 4 )-alkyl, (C 1 -C 4 )-alkyoxy, halogen, cyano or nitro n is 1, 2, 3 or 4, m is 1, 2, 3 or 4, V is hydrogen, OH, O-(C 1 -C 4 )-alkyl, halogen, -O-CH 2 -CO-CH 3 , -CH 2 -pyrolidonyl or -SO 2 -NH-(CH 2 ) n -O-(C 1 -C 4 )-alkyl, k is 2 to 8 and U 1 and U 2 are U 1 U 2 H H H H H H H H H whereby * marks the linkage to the phenyl-ring. <EOS>