diff --git a/preamble.tex b/preamble.tex
index efa9c11..b643558 100644
--- a/preamble.tex
+++ b/preamble.tex
@@ -42,7 +42,8 @@
 % \definecolor{ese_bg_color}{rgb}{0.796, 0.376, 0.251} % the definitive color -- #CB6040 (2018)
 % \definecolor{ese_bg_color}{rgb}{0.0, 0.47, 0.3} % wip-ish color -- #01794C (2019)
 % \definecolor{ese_bg_color}{RGB}{5,109,133} % final_really_final -- #056d85 (2020)
-\definecolor{ese_bg_color}{RGB}{155,30,70} % complement -- #9B1E46 (2021)
+% \definecolor{ese_bg_color}{RGB}{155,30,70} % complement -- #9B1E46 (2021)
+\definecolor{ese_bg_color}{RGB}{149, 128, 255} % violent -- #9580FF (2022)
 \definecolor{ese_fg_color}{rgb}{1, 1, 1}
 
 \definecolor{fancypageref_color}{RGB}{155,30,70} %