What color are the road signs indicating prohibited actions in Italy?

The road signs indicating prohibited actions in Italy are red in color. This color is universally recognized for indicating stop or danger, making it very clear to drivers that certain actions are not allowed. For example, red signs may indicate no entry, no parking, or other restrictions, serving to ensure that drivers are aware of rules and regulations that they must follow for safety.

Additionally, red is a color that captures attention quickly, which is crucial for safety on the roads. By using red for prohibition signs, Italy aligns with international standards that help drivers from various backgrounds understand the message without confusion.