Package - PrettyCols
Novelty - No
Type - qualitative

PrettyCols - Rainbow

Github

nrennie/PrettyCols

CRAN

PrettyCols

Use with paletteer package:

library(paletteer)
paletteer_d("PrettyCols::Rainbow")

Use raw:

c("#E51E32FF", "#FF782AFF", "#FDA805FF", "#E2CF04FF", "#B1CA05FF", "#98C217FF", "#779815FF", "#029E77FF", "#09989CFF", "#059CCDFF", "#3F64CEFF", "#7E2B8EFF")