This page contains all guidelines tagged with:

Styles

Under the umbrella tag of design, this refers to visual styles, including color, typography, spacing, and iconography. It's important that the visual styles are accessible to people who are colorblind, dyslexic, have low vision, and/or other visual disabilities.

Use text presentation best practices

Comparison of accessible text that's easy to read and inaccessible, small, low contrast text.
Code
Design
Presentation
Styles
Visual

Provide consistent UI components

Example of consistent login buttons (accessible) vs. inconsistent buttons (inaccessible)
Design
Styles
Cognitive
Visual
Level AA

Don't use color alone to convey information (colorblind)

Examples of accessible and inaccessible use of color
Design
Styles
Visual
Level A
Semi-Automated Test

Use high color contrast

Examples of high color contrast (easy to see) and low contrast (difficult to see)
Design
Styles
Visual
Level AA
Level AAA