Contrast

• Strikingly different state from something else

• WCAG 2.0 Contrast guideline

  • Web Content Accessibility Guidelines

  • Ensures accessibility to visually impaired

  • Visual presentation of text or image of text have contrast ratio of at least 4.5:1

  • Except large text, which should have contrast ratio of 3:1

• Contrast checking tools:

  • Browser Extensions

  • Websites

  • UI design application plugins