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Motorway Sign
A white background indicates a regulatory sign; yellow conveys a general warning message; green shows permitted traffic movements or directional guidance; fluorescent yellow/green indicates pedestrian crossings and school zones; orange is used for warning and guidance in roadway work zones; coral is used for the incident.
Green: This colour is used for guide signs. These signs tell you where you are, which way to go and the distance. Blue: This colour is also used for guide signs. These signs tell you about services along the roadway such as rest areas, hospitals, gas stations, and lodging.