WCAG Principles

Explore the four foundational principles of web accessibility and their guidelines

Information and user interface components must be presentable to users in ways they can perceive.

User interface components and navigation must be operable.

Information and the operation of user interface must be understandable.

Content must be robust enough that it can be interpreted by a wide variety of user agents, including assistive technologies.

Explore the four foundational principles of web accessibility and their guidelines

Information and user interface components must be presentable to users in ways they can perceive.

User interface components and navigation must be operable.

Information and the operation of user interface must be understandable.

Content must be robust enough that it can be interpreted by a wide variety of user agents, including assistive technologies.