EveryUtili
MediaDocumentsDeveloperFinance

Media Converters

  • JPG to PNG
  • QR Code Generator
  • PNG to JPG
  • Image Compressor
  • HEIC to JPG
  • View all

Document Utilities

  • Merge PDF
  • Split PDF
  • Compress PDF
  • PDF to Images
  • Images to PDF
  • View all

Developer Tools

  • JSON Formatter
  • Password Generator
  • Base64 Encoder
  • UUID Generator
  • Hash Generator
  • View all

Financial Calculators

  • Percentage Calculator
  • Tip Calculator
  • BMI Calculator
  • Discount Calculator
  • Age Calculator
  • View all

© 2026 EveryUtili. All processing happens locally in your browser.

Get the Chrome extension·Privacy Policy

Media ConvertersWCAG Color Contrast Checker
Processed 100% locally in your browser

WCAG Color Contrast Checker

Check whether your text and background colors meet WCAG accessibility contrast requirements.

Quick Answer

WCAG Color Contrast Checker lets you: Check whether your text and background colors meet WCAG accessibility contrast requirements. To start, choose or type a foreground (text) color and a background color.

Loading tool…

How to use this tool

  1. 1

    Pick your colors

    Choose or type a foreground (text) color and a background color.

  2. 2

    Check the ratio

    See the exact contrast ratio and whether it passes AA and AAA thresholds.

  3. 3

    Preview legibility

    See live sample text rendered in your chosen colors at normal and large sizes.

Frequently Asked Questions

Related Tools

Color Picker

Click anywhere on an uploaded image to sample its exact pixel color — HEX, RGB, and HSL instantly.

SVG Optimizer

Clean and shrink SVG markup by removing comments, metadata, and unused IDs.

Contrast ratio

21.00:1

AA Normal Text

Min 4.5:1

Pass

AA Large Text

Min 3:1

Pass

AAA Normal Text

Min 7:1

Pass

AAA Large Text

Min 4.5:1

Pass

Live preview

The quick brown fox jumps over the lazy dog

The quick brown fox jumps over the lazy dog