Meta Theme Injector is an extension that let you customize the theme-color meta tag on websites.
Most of websites still don't have the meta tag for change the color of UI of browser like address bar and the status bar on Android. Some source of theme-color meta tag Link1 Link2
MTI can be used on browsers that supports extensions like Kiwi Browser
Download latest version (mti.zip) -> Releases
If you have a suggestion feel free to share it by opening an issue
MTI is licensed under (CC BY-NC-SA 4.0)