What color is typically used for mandatory action signs in industrial safety?

In industrial safety, mandatory action signs are typically represented using blue. This color is designated to indicate that certain actions must be taken to ensure safety and compliance with safety protocols. The blue color serves as a clear visual cue that conveys the requirement for mandatory actions, such as wearing personal protective equipment or specific safety measures that must be adhered to in the workplace.

Other colors in this context have different meanings: red is generally used to indicate prohibition or danger, green signifies safety or informative signs, and yellow often indicates caution or advice for attention. Understanding these color codes is essential for recognizing the intent behind safety signage and effectively complying with safety regulations in an industrial environment.