Many colours exist for industrial design, architecture and interior design within three separate RAL ranges. The RAL colour standard system contains a total of 2531 colours. 1825 colours found in the Design range used predominantly for interiors. 216 colours in the Classic range originally specified for industrial paints, often used in transport and construction. Finally specialist effects are served by 490 colours in the Effect range
Used to specify the colour of paints, varnishes, epoxy resins, plastics and powder coated metals, Architects and Interior designers use them for construction projects. Industrial designers specify RAL for aerospace, automotive and marine exteriors and interiors.