HEX → LAB Converter
Enter any hex color and get its CIE Lab (L*a*b*) coordinates — plus XYZ, RGB, HSL, OKLCH, contrast ratios and a live preview. Perfect for print workflows, color matching and delta-E calculations.
Input HEX
Accepts #RGB, #RGBA, #RRGGBB, #RRGGBBAA with or without the leading #.
LAB channels
L* Lightness0
a* green ↔ red0
b* blue ↔ yellow0
a* > 0 leans red, a* < 0 leans green. b* > 0 leans yellow, b* < 0 leans blue. L* runs 0 (black) → 100 (white).
Quick presets
LAB neighbors
Colors shifted ±10 in a* and b* from your input. Useful for seeing how a colour moves through LAB space.
Live preview
lab(29.5% 26.1 -71.4)
Acme UI
Preview surface
Text on white, muted text, and a button using your color as its background.
Subtle background derived from your color.
Channel values
Contrast checks (WCAG 2, 4.5:1)
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