Package - RColorBrewer
Novelty - No
Type - sequential

RColorBrewer - Purples

Github

Not on Github

CRAN

RColorBrewer

Use with paletteer package:

library(paletteer)
paletteer_d("RColorBrewer::Purples")

Use raw:

c("#FCFBFDFF", "#EFEDF5FF", "#DADAEBFF", "#BCBDDCFF", "#9E9AC8FF", "#807DBAFF", "#6A51A3FF", "#54278FFF", "#3F007DFF")