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100% Client-Side Color Science WCAG 2.1 AAA Accessibility & Image Palette

Color Science, Palette & Contrast Studio

Convert HEX, RGB, HSL, CMYK formats, extract harmonious palettes from photos, test WCAG accessibility contrast ratios, and simulate live interface readability.

WCAG 2.1 Contrast Ratio
8.21 : 1
PASSES ALL WCAG AAA CRITERIA
PASS WCAG AA Normal Text (≥ 4.5:1)
PASS WCAG AA Large Text (≥ 3.0:1)
PASS WCAG AAA Normal Text (≥ 7.0:1)
PASS WCAG AAA Large Text (≥ 4.5:1)

Color Adjustments

TEXT / FOREGROUND COLOR Lum: 52.4%
Presets:
BACKGROUND COLOR Lum: 1.2%
Presets:
Live UI Accessibility Simulation

Live Accessibility Rendering

Ensure your user interfaces comply with WCAG standards and remain crisp, legible, and easy on the eyes across all displays.

Master Color Selector

#3B82F6

Harmonic Color Palettes

Complementary (180°)
Triadic (120° / 240°)
Analogous (±30°)
Monochromatic Tints & Shades
Drop an image or click to upload

Extracts top 6 dominant harmonic colors with client-side canvas quantization.