Comprehensive Collection of Color Palettes
The choices of color palettes in R can be quite
    overwhelming with palettes spread over many packages with many
    different API's. This packages aims to collect all color palettes
    across the R ecosystem under the same package with a streamlined API.
covr, ggplot2 (>= 3.3.0), ggthemes (>= 4.0.0), harrypotter
(>= 2.1.0), knitr, oompaBase, palr, pals, rmarkdown, scico,
testthat (>= 2.1.0), vdiffr, viridisLite