WCAG 2.1 Published Guidelines

Below are the guidelines for WCAG 2.1. You can review the guidelines for WCAG 2.2 here.

Principle: Perceivable

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

Guideline: Text Alternatives

Provide text alternatives for any non-text content so that it can be changed into other forms people need, such as large print, braille, speech, symbols or simpler language.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Time-based Media

Provide alternatives for time-based media.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Adaptable

Create content that can be presented in different ways (for example simpler layout) without losing information or structure.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Distinguishable

Make it easier for users to see and hear content including separating foreground from background.

  • WCAG 2.1
  • WCAG 2.0

Principle: Operable

User interface components and navigation must be operable.

Guideline: Keyboard Accessible

Make all functionality available from a keyboard.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Enough Time

Provide users enough time to read and use content.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Seizures and Physical Reactions

Do not design content in a way that is known to cause seizures or physical reactions.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Navigable

Provide ways to help users navigate, find content, and determine where they are.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Input Modalities

Make it easier for users to operate functionality through various inputs beyond keyboard.

  • WCAG 2.1

Principle: Understandable

Information and the operation of the user interface must be understandable.

Guideline: Readable

Make text content readable and understandable.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Predictable

Make web pages appear and operate in predictable ways.

  • WCAG 2.1
  • WCAG 2.0

Guideline: Input Assistance

Help users avoid and correct mistakes.

  • WCAG 2.1
  • WCAG 2.0

Principle: Robust

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

Guideline: Compatible

Maximize compatibility with current and future user agents, including assistive technologies.

  • WCAG 2.1
  • WCAG 2.0

Sources

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