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RandomA11y

An accessible color combo generator producing WCAG/APCA-compliant contrasts with multi-format values and CSS code.

Product Overview

Contrast Checking: Real-time contrast calculation (current 84.948) between background (e.g., #fdf2f8) and foreground (e.g., #831843) WCAG 2.1 and APCA standard validation Color Formats: HEX, RGB, HSL, LAB, LCH, OKLCH, and wide-gamut P3/REC2020 Code Output: CSS variable definitions (--color-1/--color-2) with normal/inverse theme examples One-click code copying for quick design system integration Inverse theme support for versatile application scenarios

Best For

Developers and designers who need WCAG/APCA-compliant color pairs with code-ready CSS output.

Key Features

  • Real-time WCAG 2.1 and APCA contrast ratio calculation
  • Multi-format color output: HEX, RGB, HSL, LAB, LCH, OKLCH, P3, REC2020
  • CSS variable code generation for easy integration
  • Random accessible color combination discovery
  • Wide-gamut color space support for modern displays

Pros

  • +Industry-leading color format support including wide-gamut spaces
  • +Instant CSS variable output reduces development friction
  • +APCA support alongside traditional WCAG for modern accessibility standards

Cons

  • -No palette management or saving functionality
  • -Random generation can be hit-or-miss for finding a specific aesthetic

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  • Pricing:
    Free
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