001 Named-Colours
https://developer.mozilla.org/en-US/docs/Web/CSS/named-color

001 RGB-Colour-Mixer
https://www.csfieldguide.org.nz/en/interactives/rgb-mixer/

003 Pesticide
https://chrome.google.com/webstore/detail/pesticide-for-chrome/bakpbgckdnepkmkeaiomhmfcnejndkbi