A quick and dirty way to show colours in a plot.
Arguments
- colours
A character vector of colours
- labels
Label each colour with its hex name?
- borders
Border colour for each tile. Default uses
par("fg")
. Useborder = NA
to omit borders.- cex_label
Size of printed labels, as multiplier of default size.
- ncol
Number of columns. If not supplied, tries to be as square as possible.
Examples
show_col(pal_hue()(9))
show_col(pal_hue()(9), borders = NA)
show_col(pal_viridis()(16))
show_col(pal_viridis()(16), labels = FALSE)