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#cielab

Articles about cielab from the Abdohoo.App Solutions blog and help centre.

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Shadecard Compare screen showing two olive shades with L*a*b* values and a ΔE00 1.39 difference broken into ΔL*, Δa*, Δb* and ΔC*
Explainers Shadecard

CIELAB and Delta E (ΔE2000) explained for dyers

CIELAB turns a colour into three numbers: L* (lightness), a* (green–red) and b* (blue–yellow). Delta E is the distance between two colours; ΔE2000 weights it like the eye.

5 min read
Getting started Shadecard

Shadecard explained: what it does and who it is for

Shadecard measures a fabric's colour with a phone camera, matches it to a library of 13,297 shades and gives a yellow:red:blue starting recipe to confirm with a lab dip.

3 min read
Shade library & matching Shadecard

Read your result: L*a*b*, shot spread, ΔE00 match and depth

The result shows your fabric's L*a*b*, how well the three photos agreed (spread), how close the nearest shade is (ΔE00), a Y:R:B starting recipe and a depth in % owf.

4 min read