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Accessibility Tools

Tools and resources to help ensure your website is accessible to all users.

Color Contrast Checker

Sample Text

Contrast Ratio:

21.00:1

WCAG Result:

AAA Pass

WCAG 2.1 Requirements:

  • AA: 4.5:1 for normal text, 3:1 for large text
  • AAA: 7:1 for normal text, 4.5:1 for large text
  • Large text is defined as 18pt+ or 14pt+ bold

Accessibility Guidelines

Perceivable

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

  • Provide text alternatives for non-text content
  • Provide captions and alternatives for multimedia
  • Create content that can be presented in different ways
  • Make it easy for users to see and hear content

Operable

User interface components and navigation must be operable.

  • Make all functionality available from a keyboard
  • Give users enough time to read and use content
  • Do not use content that causes seizures or physical reactions
  • Help users navigate and find content

Understandable

Information and the operation of user interface must be understandable.

  • Make text readable and understandable
  • Make content appear and operate in predictable ways
  • Help users avoid and correct mistakes

Robust

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

  • Maximize compatibility with current and future user tools
  • Use proper HTML semantics
  • Ensure proper ARIA usage

Keyboard Shortcuts

Navigation

  • Skip to contentTab
  • Navigate between linksTab / Shift + Tab
  • Activate link or buttonEnter / Space

Screen Readers

  • Read next itemDown Arrow
  • Read previous itemUp Arrow
  • Read all contentCtrl + Down Arrow
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