I went into Computer/System Settings/GNOME/GTK Application Style and changed GTK2 theme to Raleigh and the progress bars became readable. Much better, thanks.

I'm a new user of Deluge using KDE Neon as my OS. I can't read the progress bar numbers for torrents because it's white on light grey. For example, it's really hard to tell the difference between Seeding and Paused. Similarly, in the Files detail section, in the Progress column it's darn near imposs...