display_all_jcolors     Display all jcolors
display_all_jcolors_contin
                        Display every jcolors_contin palette
display_jcolors         Display jcolors
display_jcolors_contin
                        Display jcolors_contin
jcolors                 Vectors of colors for figures
jcolors_contin          continuous palettes of colors for figures
scale_color_jcolors_contin
                        continuous jcolors color scales
theme_dark_bg           minimal theme for dark backgrounds
