Package - RColorBrewer
Novelty - No
Type - sequential

RColorBrewer - PuBuGn

Github

Not on Github

CRAN

RColorBrewer

Use with paletteer package:

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

Use raw:

c("#FFF7FBFF", "#ECE2F0FF", "#D0D1E6FF", "#A6BDDBFF", "#67A9CFFF", "#3690C0FF", "#02818AFF", "#016C59FF", "#014636FF")