Package - ggthemes
Novelty - Yes
Type - qualitative
ggthemes - excel_Slipstream
Use with paletteer package:
library(paletteer)
paletteer_d("ggthemes::excel_Slipstream")
Use raw:
c("#4E67C8FF", "#5ECCF3FF", "#A7EA52FF", "#5DCEAFFF", "#FF8021FF", "#F14124FF")