Wikipedia Style Election Map scales for ggplot2

scale_fill_wiki_rep(...)

scale_color_wiki_rep(...)

scale_fill_wiki_dem(...)

scale_color_wiki_dem(...)

scale_fill_wiki_rep_pres(...)

scale_color_wiki_rep_pres(...)

scale_fill_wiki_dem_pres(...)

scale_color_wiki_dem_pres(...)

library(ggplot2)
data(oregon)

ggplot(oregon, aes(fill = ndv / (ndv + nrv))) +
    geom_sf(size = 0) +
    scale_fill_wiki_dem(name = 'Dem Share') +
    theme_map()