This is probably because there are laws in some countries that restrict how these buttons/switches can look (think cookie banners, where sometimes there is a huge green button to accept, and a tiny greyed out text somewhere for the settings).

Can you provide an example?

https://www.cnil.fr/en/dark-patterns-cookie-banners-cnil-iss...

This link is not even remotely close to an example of the behavior you described.