There’s a reason ggplot2 is one of the most popular add-on ... lines + geom_line(color=”mycolor”) Color can be a color name available in R like “lightblue” or a hex value like ...

For everything from styling text and customizing color palettes to creating your own geoms, these ggplot2 add-ons deserve ... blank(), axis.line = element_line(colour = "gray"), plot.title ...

adding color. If you’d like to follow along, I suggest installing the development version of ggplot2 from GitHub. In general, some things shown at the conference weren’t on CRAN yet.