"Swiss passports are bright red," Boghossian offered as an example ... The cardstock used for passport covers is "usually supplied by a third party" and therefore "only comes in certain colour ...

Can you still use a red passport in 2025? UK passports are now ... If your passport still has ‘European Union’ on the cover, ...

However, can the older deep-red ones still be used ... travel to your chosen destination. If your passport still has ‘European Union’ on the cover, you can still use it but only if it ...