Icons do not adapt well to changes in color palette:
https://codereview.qt-project.org/c/qt/qtmultimedia/+/557572/comments/38d43aec_f8f18b77

In addition the color of the metadata panel does not match the rest of the color palate, this is evident when using darkmode, which should be introduced with 
https://codereview.qt-project.org/c/qt/qtmultimedia/+/557572

Suggested change:
Change the color bindings on the icons to contrast with the palette, and set the color of the metadata panel to be dependant on palette aswell.

Relates to:
QTBUG-124734