# Resources

**Package inspiration comes from desire to generate a color scheme with minimal user input in WordPress customizer**
* http://celloexpressions.com/blog/a-strategy-for-custom-colors-in-the-customizer/

**In-browser color conversion and SASS compilation**
* http://rgb.to
* http://www.sassmeister.com/
* http://springmeier.org/www/contrastcalculator/index.php

**Similar packages/inspiration**
* https://github.com/mexitek/phpColors
* https://github.com/spatie/color
* https://github.com/hasbridge/php-color
* https://github.com/PrimalPHP/Color
* https://github.com/ProjectCleverWeb/PHP-Color

**And in JS**
* http://linkbroker.hu/stuff/kolorwheel.js/
* https://github.com/brehaut/color-js
* https://github.com/Qix-/color
* https://github.com/niftynei/color-wheel
* https://github.com/carloscabo/colz

**On colors, accessibility**
https://www.imagemagick.org/Usage/color_basics/
https://www.w3.org/TR/AERT#color-contrast

**About "perceived brightness"**
* https://stackoverflow.com/questions/1855884/determine-font-color-based-on-background-color
* https://stackoverflow.com/questions/596216/formula-to-determine-brightness-of-rgb-color
* http://alienryderflex.com/hsp.html

**On colorspace conversion, mixing colors**
* http://www.niwa.nu/2013/05/math-behind-colorspace-conversions-rgb-hsl/
* https://stackoverflow.com/questions/398224/how-to-mix-colors-naturally-with-c