I guess there are a few more (new) themes available since Mith posted the list on June 2023.

For example for the TabStrip the following works properly. (TabStrip1.BackColor = vbBlack to conform to Form's BackColor)

Code:
SetWindowTheme TabStrip1.hWnd, 0, StrPtr("DarkMode_DarkTheme::Tab")
Name: DarkTab.png Views: 229 Size: 1.4 KB