Hi,
My understanding is that Materia is the recommended theme for Solus currently, but as I switch to Materia-compact, the bottom panel elements with text are grayish. You can see below how the keyboard indicator's color differs from Dropbox icon. How could this be fixed?
I also noticed the colors don't work in some programs. For example, Gnome Emails (Evolution) has important icons in its title bar but, with Materia, they aren't visible: