I read once upon a time - and can't find it now - that white or yellow text on a dark blue background was the best combination, and that's why a lot of Microsoft curses-type software uses that scheme (e.g., edit.exe).

https://www.computerhope.com/jargon/e/doseditwindow.jpg

https://i.ytimg.com/vi/D9wzGjkYvqs/maxresdefault.jpg