Outlign gives you a few different theme options so you can work the way that feels best for you.
To access your theme settings:
Click your avatar in the bottom left-hand corner
Click Theme
Choose your preferred display mode

Theme Options
Light Mode
The sun icon enables Light Mode.
This keeps the interface bright and clean for daytime use.
Dark Mode
The computer/screen icon enables Dark Mode.
Perfect for lower-light environments or anyone who prefers a darker interface while working.
Automatic Mode
The moon icon enables Automatic Mode.
This will automatically switch between Light and Dark Mode depending on your device or timezone settings.
A nice little set-and-forget option if you move between day and night work sessions.