How to have a proper dark mode?

Hello there, so I tried using the dark theme on Windows 10, and it seems very broken? here’s an example of what I mean:

So here’s a new document, with the page background set to black, and the libreoffice theme set to dark mode:

this to me does not seem like a functioning dark mode at all. Is there some way to change the colors of this software to be a proper dark mode?
Thanks in advance.