Scale colours
Scale colours are standardised variants of the process colours cyan, magenta, yellow and black, which were defined according to earlier fixed standards such as the ‘Euroscala’. The term refers to a colour scale that enables a colour-accurate and reproducible representation of these colours. The best-known standards for process colours are ISO 2846 (colour properties of printing inks) and ISO 12647 (standardised printing processes). The specifications of these four basic process colours ensured that printing results remained reproducible regardless of the machine, location or time. They were therefore mainly used in …