Colors

In: art.

Colour or color is a property of light as seen by humans.

Red, yellow, and blue are the three traditional primary colours.
The primary colours for television screens and computer monitors are red, green and blue.
Printers and paints use magenta, yellow, and cyan as their primary colours; they may also use black.

Tools

http://colormind.io
https://colorhexa.com
https://lodev.org/color/color.html 🌟
https://color-hex.com/color-names.html 🌟
https://colornames.org
https://colourlovers.com/colors
https://coolors.co/palettes/trending
https://copic.jp/en/color – Copic color list
https://crlf.link/assist/colors.html
https://encycolorpedia.com/named 🌟
https://jennyscrayoncollection.com/2020/04/complete-list-of-prismacolor-premier.html
https://ralcolor.com – RAL colors for varnish, powder coating and plastics
https://stencil.wiki/colors – Riso ink colors
https://wismuth.com/webcolors.html – closest web color
https://xkcd.com/color/rgb – most common RGB monitor colors

No colors for some apps:
https://no-color.org

Apps & libs

Color delta

Calculate the diff between 2 colors
https://github.com/matiassingers/color-delta
also
https://github.com/matiassingers/sass-color-calculator

Color difference / distance

Color differences for D3: Euclidean distance, CIE94, CIEDE2000, CMC, DIN99o …
https://github.com/Evercoder/d3-color-difference

Color Thief

Grab the color palette from an image using JS
Works in the browser and in Node
https://github.com/lokesh/color-thief
https://lokeshdhakar.com/projects/color-thief

Culori

Color library for JavaScript that supports most color spaces and formats defined in the CSS Colors Level 4 spec
https://culorijs.org ⭐
https://github.com/Evercoder/culori

D3 color

Color spaces! RGB, HSL, Cubehelix, CIELAB, and more
https://github.com/d3/d3-color

img2sh

View colored images directly on terminal
https://github.com/mozanunal/img2sh

Ochre

Tiny Python package for working with colors in a pragmatic way
https://github.com/getcuia/ochre

Pastel

CLI tool to generate, analyze, convert and manipulate colors, made with Rust
https://github.com/sharkdp/pastel ⭐

Qix Color

JavaScript lib for immutable color conversion and manipulation with support for CSS color strings
https://github.com/Qix-/color

TinyColor

Color manipulation and conversion for JavaScript
https://github.com/bgrins/TinyColor

WebColors

Working with HTML/CSS color formats in Python
https://github.com/ubernostrum/webcolors

Articles

All CSS readable english hex colors

A Bash one-liner to produce a list of HEX color codes that read like (supposedly) valid English words
$ grep -P “^[ABCDEFabcdefOoIi]{6,6}$” /usr/share/dict/words | tr ‘OoIi’ ‘0011’ | tr ‘[:lower:]’ ‘[:upper:]’ | awk ‘{print “#” $0}’
$ grep -i “^[A-FOIS]{6}$” /usr/share/dict/words | tr ‘[:lower:]’ ‘[:upper:]’ | tr ‘OIS’ ‘015’ | awk ‘{print “#” $0}’
https://gist.github.com/aileftech/dd4f5598b1f3837651fdf16e5abc3ffb

iTunes 11-style color matching code

The headlining feature of this display is the new view style that visually matches the track listing to the album’s cover art
The result is an attractive display of textual information that seamlessly integrates with the album’s artwork
https://panic.com/blog/itunes-11-and-colors
https://github.com/panicinc/ColorArt

Most dominant color in an image

Image quality metrics

https://towardsdatascience.com/measuring-enhancing-image-quality-attributes-234b0f250e10 – Exposure, tone mapping, texture blur
https://uk.mathworks.com/help/images/image-quality-metrics.html – immse, psnr, ssim, multissim, multissim3
https://compression.ai/how-to-measure-the-quality-of-an-image – MS-SSIM, PSNR, Butteraugli – At Compression.ai we use MS-SSIM to train our algorithms
https://radiologykey.com/image-quality
https://stackoverflow.com/questions/39051451/ssim-ms-ssim-for-tensorflow – SSIM / MS-SSIM
https://github.com/VainF/pytorch-msssim – Torch MS-SSIM and SSIM
https://code.adonline.id.au/structural-similarity-index-ssim-in-python – scikit-image MSE and SSIM

Wiki

Simple