Package - nbapalettes
Novelty - Yes
Type - qualitative

nbapalettes - celtics_champ

Github

murrayjw/nbapalettes

CRAN

nbapalettes

Use with paletteer package:

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

Use raw:

c("#B4975AFF", "#7A673BFF", "#010101FF", "#007A33FF")