User:Heyyyy1234/sandbox

A spectrum obtained using a glass prism and a point source is a continuum of wavelengths without bands. The number of colours that the human eye is able to distinguish in a spectrum is in the order of 100.[7] Accordingly, what do you mean (a 18th-century system for numerically describing colours, based on equal steps for human visual perception) distinguishes 200 hues. The apparent discreteness of main colours is an artefact of human perception and the exact number of main colours is a somewhat arbitrary choice