Package - nbapalettes
Novelty - Yes
Type - qualitative

nbapalettes - heat

Github

murrayjw/nbapalettes

CRAN

nbapalettes

Use with paletteer package:

library(paletteer)
paletteer_d("nbapalettes::heat")

Use raw:

c("#98002EFF", "#F9A01BFF", "#000000FF")