These are the package options for usage in plot2(). These can all be set using options(), and their values can be retrieved using getOption().
Package Options
big_mark
Default character for a thousands separatordec_mark
Default character for a decimal separatorplot2.colour
Default colour to use in plotsplot2.colour_background
Default background colour to use in plotsplot2.colour_font_axis
Default colour of the axis text (axis.title.xandaxis.title.x)plot2.colour_font_primary
Default colour of the plot title and plot tagplot2.colour_font_secondary
Default colour of the plot subtitleplot2.colour_sf
Default colour of the borders in sf plotsplot2.colour_sf_fill
Default colour of the area fills in sf plotsplot2.default_type
Default plot typeplot2.font
Default plot font familyplot2.silent
Default value to show console messages when plottingplot2.text_factor
Default text factor to use in plotsplot2.theme
Default plot theme