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ZCAM is roughly what Jzazbz is based on.
The article is here: https://opg.optica.org/oe/fulltext.cfm?uri=oe-29-4-6036&id=447640.
Supplemental information containing info regarding the inversion of…
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**Describe the bug**
When loading a big image, the calculation of the histogram is slow.
**To Reproduce**
Load big image, wait until the histogram shows up
**Expected behavior**
Calculation o…
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**Bug Report**
mypy never finishes with `colour-science==0.4.0`.
**To Reproduce**
```
cd /tmp
rm .python-version
pyenv virtualenv mypy
pyenv local mypy
pip install mypy "colour-science…
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In , Lea gave the following list of features potentially missing from Typed OM's color classes, that would be useful in a dedicated color class:
> * Provide conversion between color spaces
> * Pro…
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Many of the algorithms that clamped chroma to zero can actually handle negative chroma just fine. There is no need to force such clamping. In most color spaces, if a negative chroma is provided, it is…
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**Issue:**
The hue angle of azbz and u* v* in vectorscope were rotated 90° incorrectly.
**Description:**
Yellow hue is at the top in azbz chromaticity diagram, similar situation in CIELUV. Bu…
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**Describe the bug/issue**
If the highlights of the photo are close to the limit of dynamic range, the highlight slider of the perceptual briliance grading in the color balance rgb module produce…
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in [Converting HWB Colors to sRGB](https://drafts.csswg.org/css-color-4/#hwb-to-rgb), the sample code assumes that `white` and `black` are positive. It is not stated what happens if they are negative.…
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It has been [embarassingly long](../releases/) since our last release. Lots of complaints that fixes are not on npm yet.
I’m opening this issue to see if there are any last minute items we want to …
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**Material Library version:** the recent Material Design spec.
**Description**: following the spec https://material.io/design/interaction/states.html
### Principle: Additive
> When multiple s…