Use this if you are using igraph from R
This is the default R palette, to be able to reproduce the colors of older igraph versions. Its colors are appropriate for categories, but they are not very attractive.
r_pal(n)
n |
The number of colors to use, the maximum is eight. |
A character vector of color names.
Other palettes: categorical_pal,
diverging_pal, sequential_pal