Traffic yellow
Traffic yellow is the name for the RAL color 1023 ( RGB : F0CA00, CMYK : 0c 10m 100y 0k). It is the basic color for environmental badges for vehicles in emission class 3. Traffic yellow is used by the BVG as the color for the exterior paintwork of most underground trains , trams and buses .
It corresponds to the "safety yellow" of ANSI or the Occupational Safety and Health Administration .