ggplot2 Quick Reference: colour (and fill) | Software and Programmer Efficiency Research Group
Chapter 6 Visual variables | Elegant and informative maps with tmap
R color cheatsheet
palettes - Color palettes, symbol palettes, and line pattern palettes for Stata graphs
Chapter 25 Using colors in R | STAT 545
colorspace: New tools for colors and palettes
Top R Color Palettes to Know for Great Data Visualization - Datanovia
R Color Brewer's palettes – the R Graph Gallery
A New palette() for R - The R Blog
The 22-color qualitative palette defined by Kelly in 1965. | Download Scientific Diagram
Colors in R - Easy Guides - Wiki - STHDA
Colors in R - Easy Guides - Wiki - STHDA
python - What is a "good" palette for divergent colors in R? (or: can viridis and magma be combined together?) - Stack Overflow
Dealing with color in ggplot2 | the R Graph Gallery
Top R Color Palettes to Know for Great Data Visualization - Datanovia
Hue palette (discrete) — hue_pal • scales
Having bit of party with Material Colour Palette | R-bloggers
R color palettes for many data classes - Stack Overflow
Choosing colour palettes. Part II: Educated Choices. | R-bloggers
D.3 Basic R colors | Data Science for Psychologists
The Brewer palettes - Jose M Sallan blog
D.3 Basic R colors | Data Science for Psychologists
Hue palette (discrete) — hue_pal • scales
