You can turn on dark mode in Discord by going to the desktop or mobile app's "Appearance" menu and selecting the Dark theme.

Discord is finally updating the themes on its desktop app to include a full dark mode that’s ideal for OLED monitors. The new Onyx dark mode is part of a number of UI updates to the Discord desktop ...

Discord is most popularly known as a chat app for gamers, enabling them to yell expletives and curse each other's mothers with ease. Yet the blinding white windows of Discord's default theme can throw ...

The Discord desktop app now closely matches the mobile variants, with refreshed colors and illustrations. The Discord desktop app now closely matches the mobile variants, with refreshed colors and ...