What color is the word at the entrance of the Commission for Discipline Inspection?

It's usually black on a white background.

The more important the location, the closer it is to the gate. From the middle to both sides, there are party committees, governments, people's congresses, CPPCC and the Commission for Discipline Inspection. Usually only party committees use red letters, and other institutions use black letters.

Party committees, working institutions and agencies are unified into red letters on a white background; The NPC Standing Committee, government, CPPCC and judicial organs and other state administrative units, people's organizations and institutions uniformly use black and white.