The viridis package is great for this too! https://cran.r-project.org/web/packages/viridis/vignettes/intro-to-viridis.html https://cran.r-project.org/web/packag

The viridis package is great for this too! https://cran.r-project.org/web/packages/viridis/vignettes/intro-to-viridis.html https://cran.r-project.org/web/packages/viridis/vignettes/in... The top comment color palette also reminds me a lot of the viridis "turbo" palette, which is a more perceptually uniform on MATLAB's notoriously bad "jet" palette