Colour palette generator
- https://coolors.co/
 Seaborn palplot-like- features
- colour blindness simulation2
 - (pro) - more than 5 colours
 
 
Colour palette generator - with visualisation
- https://projects.susielu.com/viz-palette
 - features
- colour blindness simulation
 - visualisation, eg bar, area, line, scatter
 - colour report = report colour that difficult to tell apart
 
 
Tint shade generator
- https://maketintsandshades.com/
 - very simple, compare with chroma.js https://gka.github.io/palettes/ (more advance)
 
Chroma.js
- https://gka.github.io/palettes/
 - tool for create colour scale: diverging/sequential
 
Colour blindness simulator
- https://www.color-blindness.com/coblis-color-blindness-simulator/
 - https://www.vischeck.com/
 - https://colororacle.org/ (desktop app)