If you're using the app on an iOS device, you can change its color scheme to light or dark mode. You can also configure it to follow the system's settings.
Steps
Open Profile.
Tap Settings (gear).
Go to Preferences (or Look and Feel).
Tap Color Scheme and choose Light, Dark, or System.
 |  |
Light Mode | Dark Mode |
🌗 The 1SE widget will also reflect your chosen color scheme. If you don't have the widget set up yet, learn how to add it to your phone's home screen. 🌗