Color Contrast Checker
Color Contrast Checker
Live Text Preview
WCAG AA Normal Text
Fail (Min: 4.5:1)
WCAG AA Large Text
Fail (Min: 3:1)
WCAG AAA Normal Text
Fail (Min: 7:1)
WCAG AAA Large Text
Fail (Min: 4.5:1)
Accessibility Guidelines Summary
Enter colors and check contrast to see a summary of WCAG compliance here.
WCAG (Web Content Accessibility Guidelines) are developed by the W3C to provide a single shared standard for web content accessibility that meets the needs of individuals, organizations, and governments internationally.
Learn more about WCAG 2.1.
AI Color Palette Suggestions
Color Blindness Simulation
Why This Tool Stands Out:
✅ Real-Time WCAG Analysis
- Automatically checks against AA/AAA standards for both normal and large text
- Visual pass/fail indicators with minimum ratio requirements
🎨 Advanced Color Intelligence
- AI suggests accessible alternatives when colors fail compliance
- Monochromatic/complementary palette generation
- One-click color inversion and adjustment
👁️ Inclusive Design Features
- 4 types of color blindness simulation (Protanopia, Deuteranopia, etc.)
- Interactive preview canvas showing text/element visibility
📋 Developer-Friendly Workflow
- Copy color values in HEX/RGB/HSL with one click
- Editable live text preview with real-time contrast updates
- Full WCAG guidelines summary with official resources
💡 Pro Tip:
The "Get Suggestions" button leverages HSL color-space algorithms to generate WCAG-compliant alternatives while preserving your original color harmony - perfect for fixing accessibility issues without compromising brand colors.
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