Smart Color Palette & Gradient Studio
Perceptual CIELAB Delta-E color extraction, interactive vector gradient sampler, 5x magnified loupe, WCAG 2.1 contrast matrix, and instant Tailwind/SVG exports.
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PNG, JPG, WebP, SVG, AVIF — Processed 100% locally in browser memory
Extracted Gradients (90°, 0°, 45°)
Select any gradient to edit on the canvas or customize manually.
Perceptually Distinct Palette (CIELAB ΔE ≥ 28)
Categorized using the 60-30-10 UI rule. Click any swatch to copy HEX.
Harmonious Digital Design
This live UI card dynamically inherits your extracted Primary Base (60%), Secondary Surface (30%), and Accent (10%) swatches to validate color balance and visual hierarchy before writing code.
WCAG 2.1 Contrast Ratio Matrix
Relative luminance calculations against White (#FFF), Black (#000), and between swatches.
| Swatch | HEX / RGB | Role | vs. White (#FFF) | vs. Black (#000) | Readability Verdict |
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