I just found an outstanding rundown of color issues in R (with a nod to ggplot2) on cookbook-r.com.
Mostly just a collection of resources from around the web.
I really like their colorblind friendly palette:
Which is better than the ggplot2 defaults:
Mostly just a collection of resources from around the web.
I really like their colorblind friendly palette:
cbPalette <- span=""> c("#999999", "#E69F00", "#56B4E9", "#009E73", "#F0E442", "#0072B2", "#D55E00", "#CC79A7")->
Which is better than the ggplot2 defaults: