Is there an environmental variable that would prevent these changes from taking effect? I have followed the suggestions in this thread to a tee and regardless of what I try, my screen contrast remains unchanged. I’ve tried creating the /local/static/RichText directory and populating it with the edited dark.css file. Flushed mason cache with rm -rf /opt/rt5/var/mason_data/obj/* restarted apache with systemctl restart httpd, flushed browser cache, and same issue. Even went as far as modifying the /opt/rt5/share/static/RichText/contents-dark.css with the same changes…followed by the same steps, and nothing changed. I keep getting that god awful peach colored background