Addon to change URL bar color?

[danielnl (Daniel)]

How can I write an addon to change the URL bar color? Is that even possible currently? (I don’t like the black firefox theme)

[freaktechnik (Martin Giger)]

-> https://developer.mozilla.org/en-US/Add-ons/WebExtensions/API/theme/update
and you’d most likely want to set the toolbar_field color.

[jscher2000]

There are details on the available properties in the manifest article:

theme