Disperse non-azo dyestuff mixture comprising: a blue dye mixture comprising a compound of the following formula (1) at least one compound of the following formula (2) wherein R1 is C1–C4 alkyl such as methyl, ethyl n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl or tert-butyl, 3-methoxypropyl, 3-ethoxypropyl and 3-methoxyethoxypropyl and a compound of the following formula (3) a yellow dyestuff mixture comprising a compound of the formula (4) a compound of the following formula (5) and compound of the following formula (6) wherein R2 is methyl and ethyl; and a red dye mixture comprising a compound of the following formula (7) a compound of the following formula (8) and a compound of the following formula (9) a method for the preparation of such mixtures and a method for coloring a synthetic textile material or fiber blend thereof using such mixtures.