(https://i.imgur.com/EGrLbW7.png)
A fresh install and all dark themes just don't seem to enter the dark side completely.. >:(
are you sure? 8)
(https://i.imgur.com/MkGScl9.png)
plasma's breeze-dark theme
it looks, the problem will be somewhere at your side, not artixlinux or plasma ;) we are not responsible for how the gtk/qt theme or icon theme is set by the user
thanks. I have resolved the issue