Turn signals in the EU are required to be orange. It's the US which doesn't have any laws regarding their color.
https://www.thedrive.com/guides-and-gear/u-s-amber-turn-sign...
https://www.thedrive.com/guides-and-gear/u-s-amber-turn-sign...
The US is wild in terms of its commitment to "maybe the brake lights are faulty" style.