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A comment on Show HN: Penumbra, a perceptually optimized color palette based on natural light. Parent comment

Re:Show HN: Penumbra, a perceptually optimized color palette... by wongarsu on Friday August 05, 2022 @07:44AM (#32354734)
Not the author, but I guess that's mainly referencing Oklab (and everything that lead to its creation).

https://bottosson.github.io/posts/oklab/

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Re:Show HN: Penumbra, a perceptually optimized color palette... by solasluaith on Friday August 05, 2022 @08:32AM (#32355159)
Correct, OKlab is nothing fundamentally new in terms of the underlying science as it’s based mainly on CIECAM16, but it makes working with perceptual distances of colours a lot more user friendly.
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