Package - ggthemes
Novelty - No
Type - qualitative
ggthemes - excel_Depth
Use with paletteer package:
library(paletteer)
paletteer_d("ggthemes::excel_Depth")
Use raw:
c("#41AEBDFF", "#97E9D5FF", "#A2CF49FF", "#608F3DFF", "#F4DE3AFF", "#FCB11CFF")