When hovering over a submit button, on most Stack Exchange site the color changes from blue to a slightly darker shade of blue. However, on all of the four non-English Stack Overflow sites, it changes from blue to orange:

enter image description here

I assume this was not intended, but CSS can be a tricky beast sometimes. Tested in the latest Firefox and Safari on macOS Catalina.

  • 1
    Apparendly this color is also used for the Unwatch tag button (even if unhovered). It has turned orange too. Dec 15, 2019 at 15:44

1 Answer 1


This should now be fixed. We changed how some color variables were being passed around. Our international communities should have been inheriting from Stack Overflow’s theme, but they weren't. Thanks for pointing it out!

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