Aromatic compound-free solvent for printing inks, consisting of a solvent mixture characterised in that is contains (a) 80 - 99 % by weight aromatic compound-free mineral oil; (b) 1 to 20 % by weight of an ester of a C8-C22 fatty acid with up to 60 C atoms in total; and/or (c) 1 to 20 % by weight of a fatty alcohol with 6 to 36 C atoms. Also disclosed are printing inks that contain binders, pigments, aromatic compound-free solvents and optional additives.