The following are the most common colour names:
- Navy blue
Primary colours can be mixed to make other colours. Red, yellow, and blue are the three traditional primary colours. The primary colours for television screens and computer monitors are red, green and blue. Printers and paints use magenta, yellow, and cyan as their primary colours; they may also use black. Sometimes this set of colours is simply called red, yellow, and blue.
When something has no colour, it is called transparent. An example is air.
The science of colour is sometimes called chromatics, colourimetry, or simply colour science.