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Contrast Checker
Calculate WCAG 2.1 color contrast ratios, check AA and AAA accessibility compliance, and auto-fix color pairs in real-time.
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Text / Foreground Color
Background Surface Color
Curated Pairs:
Night Indigo
Vibrant Cyan
Deep Amber
Forest Emerald
Slate Clean
Contrast Ratio
17.85 : 1
🌟 Superb Accessibility (AAA)
WCAG 2.1 Accessibility Verdicts
Normal Body Text (AA)
Requires 4.5:1 minimum contrast for standard paragraph textPASS
Normal Body Text (AAA)
Enhanced 7.0:1 contrast for universal readabilityPASS
Large Headlines & Titles (18pt+ / 14pt bold)
Requires 3.0:1 (AA) and 4.5:1 (AAA)AAA PASS
Graphic Elements & Form Borders
Requires 3.0:1 minimum contrast for button borders, badges, and iconsPASS
Real-World Preview
Accessible Design Empowers Everyone.
High contrast readability ensures that users with visual impairments, color blindness, or those viewing content on mobile screens under direct sunlight can comfortably read and interact with your digital product.
Metrics & Terminology Explained
UI (User Interface)
The visual elements and controls of a digital product that a user interacts with.
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