Package - colorBlindness
Novelty - No
Type - divergent

colorBlindness - Blue2DarkRed18Steps

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CRAN

colorBlindness

Use with paletteer package:

library(paletteer)
paletteer_d("colorBlindness::Blue2DarkRed18Steps")

Use raw:

c("#2400D8FF", "#181CF7FF", "#2857FFFF", "#3D87FFFF", "#56B0FFFF", "#75D3FFFF", "#99EAFFFF", "#BCF9FFFF", "#EAFFFFFF", "#FFFFEAFF", "#FFF1BCFF", "#FFD699FF", "#FFAC75FF", "#FF7856FF", "#FF3D3DFF", "#F72735FF", "#D8152FFF", "#A50021FF")