WCAG 4 Principles

In order for your web or mobile app to be accessible, the audience needs to be factored into the design and development.

What are the four principles of content accessibility (POUR)?


Relevant senses


There are many different ways that people might interact with your website.


People with dyslexia can struggle with reading and lots of text. Others on the autism spectrum, can struggle with metaphorical and figurative language.

A general guide


Is your website built in a way that is compatible with the technology of your audience? Can visually impaired people use a screen reader to access the content on your website?