HTK-CS56 includes standard colours of Portuguese aircraft from 1950s to 1970s. The set contains the following lacquer based paints, optimised for use with airbrush:
HTK-C078 – Aluminium – Standard overall colour of FAP's T-6G/Harvard Mk IV, F-84G Thunderjet, F-86F Sabre and T-33A Shooting Star (initial scheme of the latter two)
HTK-C045 – Air Defence Grey – FS16473, standard overall colour of FAP's F-86F Sabre, Fiat G.91 R/4 (introduced in late 1960s / early 1970s) and T-33A Shooting Star (1980)
HTK-C220 – True Blue – FS15102, initially used for high-visibility identification of F-86F Sabre of Esquadra 51 "Falcões", after 1968/69 used on all F-86Fs of FAP
HTK-C192 - Basalt Grey – RAL7012, used for upper surfaces in original scheme of Fiat G.91 R/3 and R/4, Nord Noratlas and Dornier Do-27 (Norm 62/72 scheme)
HTK-C193 – Yellow Olive – RAL6014, used for upper surfaces in original scheme of Fiat G.91 R/3 and R/4, Nord Noratlas and Dornier Do-27 (Norm 62/72 scheme)
HTK-C223 – Pigeon Blue – RAL5014, used for lower surfaces in original scheme of Fiat G.91 R/4 (airframes not accepted by Greece and taken over by Portugal)
HTK-C189 – Silver Grey – RAL7001, used for lower surfaces in Norm 62/72 scheme painted aircraft (incl. ex-German Fiat G.91 R/3, Nord Noratlas and Dornier Do-27)
HTK-C016 – Dark Green – FS34079, the best match for "anti-radiation green paint", widely used during Colonial War (incl. on Fiat G.91, B-26B, Do-27, Nord Noratlas)