# Primary colour: what it is and how it works · Zorraquino
> The primary colour is the colour assigned a leading role in an identity or interface system.
URL: https://www.zorraquino.com/en/dictionary/ux/primary-color.html

# Primary colour

The primary colour is the colour assigned a leading role in an identity or interface system. It may signal actions, support recognition or highlight elements according to the design rules

What it means, how it is used and where it comes up, with its related concepts.

[The whole glossary](https://www.zorraquino.com/en/dictionary)

## What it is and how it works

It need not cover the largest area or be the most frequently used colour. Its use requires balance with backgrounds, text and other colour roles. The importance of an action should also be understandable from its label and context, without depending on colour alone.

Also known as

Primary color

Topics

[Experience and service design](https://www.zorraquino.com/en/dictionary/category/experiencia-y-diseno-de-servicios)

## Related concepts

- [Secondary colour](https://www.zorraquino.com/en/dictionary/ux/secondary-color.html)
- [On colours](https://www.zorraquino.com/en/dictionary/ux/on-colors.html)
- [Design tokens](https://www.zorraquino.com/en/dictionary/design-tokens)