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Color Design Lab & WCAG MatrixMedia & Studio
Tailwind CSS v4 & WCAG 2.1 Compliant

Perceptual Palette & Accessibility Contrast Studio

Input any brand hex color. Generate smooth 50–950 shade stops, verify accessibility contrast ratios against white and black text, and export design tokens.

Base Hex

Generated Tailwind v4 Palette Stops (50–950)

WCAG 2.1 Contrast Matrix (Base Color)

Contrast on White (#FFFFFF)
2.15:1
AA Normal (≥4.5):FAIL ✕
AA Large (≥3.0):FAIL ✕
Contrast on Black (#000000)
9.78:1
AA Normal (≥4.5):PASS ✓
AA Large (≥3.0):PASS ✓
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Glassmorphism Container Card

Subtle tint blending your brand accent with dark backdrop mode.