Package - trekcolors
Novelty - Yes
Type - sequential
trekcolors - klingon
Use with paletteer package:
library(paletteer)
paletteer_d("trekcolors::klingon")
Use raw:
c("#FFFA0CFF", "#CFA001FF", "#C97000FF", "#CA2500FF", "#B10000FF", "#850000FF", "#590000FF", "#2C0000FF", "#000000FF")