In Ubuntu 18.04 with Gnome Desktop and KDE Neon 18.04 with KDE desktop, the "MCUXpresso IDE project decorator" results the following view in Project Explorer

When I closed it in the Preferences/General/Appearance/Label Decoration, it returns to normal behaviour:

In Windows, it is light yellow background, which is nice.. But the Linux implementation is annoying.. Is there a problem with color handling?