Re: [csswg-drafts] [css-color-4] Define epsilon (or range of valid epsilons) for determining when Lab/OKLab should be considered achromatic (#11706)

> Consider Lab which has a reference range of 125 and -125. In Lab the threshold would be (125 - -125) / 100,000 = 0.0025.
> 
> I assume then the a and b component are compared to this threshold, so `lab(50% 0.0025 0.0025)` is on the edge of this threshold.

But Lab doesn't have a hue angle.

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Received on Thursday, 27 March 2025 20:36:39 UTC