Steps to reproduce the issue

1. Set dark mode
   (On Windows, set Display Preferences to Dark Mode. Also set browser to Dark Mode or System standard).
2. Login to backend.
3. Go to Global Configuration - Articles - Permissions
4. Navigate the permissions submenu

Expected result

All menu entries are visible.

Actual result

Only the active and the hovered menu item are visible:

System information (as much as possible)

J 5.0.0.-beta3
Windows 10 Dark Mode
Firefox Dark Mode

Additional comments

This issue can be seen in all the components, not only in Articles.