When deciding the appearance of TeXstudio, we have five parameters to adjust, we can check them under Options
-→ Configure TeXstudio …
-→ General
:
among them, the Style and Color Scheme decide the color of entire GUI of TeXstudio.
Style has 5 options:
for example, if your prefer a dark theme, you can choose Adwaita dark (txs)
mode:
This parameter can be used to adjust the color of the border color of dialogs in TeXstudio's GUI.
There are three color schemes:
the classic
is white, whereas morden
and morden-dark
both show dark color (don't know why):