How-to Turn ON Dark Theme in Google Chrome Android

Steps to turn on or off Dark theme
On your Android device, open Chrome Chrome.

At the top right, tap More and then Settings and then Theme.
Choose the theme you'd like to use:
System Default if you want to use Chrome in Dark theme when Battery Saver mode is turned on, or your mobile device is set to Dark theme in device settings.
Select Dark if you want to use Chrome in Dark theme.
Select Light if you want to use Chrome in Light theme.