Create your own discrete scale — scale_manual • ggplot2
ggplot2 Quick Reference: colour (and fill) | Software and Programmer Efficiency Research Group
How to expand color palette with ggplot and RColorBrewer | R-bloggers
R ggplot2 Error: Insufficient values in manual scale. Not enough provided.
10.3 Discrete colour scales | ggplot2
GGPlot Colors Best Tricks You Will Love - Datanovia
r - ggplot2 - filling in manual shapes with manual colors - Stack Overflow
ggplot2: Elegant Graphics for Data Analysis (3e) - 11 Colour scales and legends
r - Manually set scale of scale_fill_distiller() - Stack Overflow
r - Manually assigning colors with scale_fill_manual only works for certain hexagon sizes - Stack Overflow
r - ggplot2 displays wrong colors with manual scale - Stack Overflow
R – scale_fill_manual define color for NA values – iTecNote
ggplot2 colors : How to change colors automatically and manually? - Easy Guides - Wiki - STHDA
How to expand color palette with ggplot and RColorBrewer | R-bloggers
Dealing with color in ggplot2 | the R Graph Gallery
How to specify manual color scale in ggplot2 of R? - Stack Overflow
ggplot2 colors : How to change colors automatically and manually? - Easy Guides - Wiki - STHDA
GGPlot Colors Best Tricks You Will Love - Datanovia
31 ggplot tips | The Epidemiologist R Handbook
Creating corporate colour palettes for ggplot2
GGPlot Colors Best Tricks You Will Love - Datanovia
scale_fill_manual values not respected · Issue #384 · tidyverse/ggplot2 · GitHub
ggplot2 colors : How to change colors automatically and manually? - Easy Guides - Wiki - STHDA
grafify: Colour palettes
