Danger: The color red alerts workers to the immediate risk of a danger. The safety signals on this sign should be predominately red, with lettering and symbols in a contrasting color to ensure the most visibility possible. Some examples of using red as a safety color are in fire protection ...
Aisles are marked in yellow, the color designated by OSHA for caution. Yellow is also used in areas containing a physical hazard that may cause tripping, stumbling or falling, such as a staircase. OSHA rules indicate that aisles must be marked and must be wide enough to provide safe clearanc...