diff --git a/manimlib/constants.py b/manimlib/constants.py
index e9d5bc85..b884fa13 100644
--- a/manimlib/constants.py
+++ b/manimlib/constants.py
@@ -136,3 +136,5 @@ RED = RED_C
 MAROON = MAROON_C
 PURPLE = PURPLE_C
 GREY = GREY_C
+
+COLORMAP_3B1B = [BLUE_E, GREEN, YELLOW, RED]