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White and silver cars are the safest to drive on the road. White is the most visible during the day and night and its contrast to the color of the road adds to its visibility, while silver is a color that doesn't appear much in nature. Continue Reading.
Traffic Sign Colors. Understanding sign colors and shapes is necessary to be a safe and responsible driver. As described below, the color of a traffic sign indicates the type of information it contains: Red - Red is used on only stop, yield, and prohibition (such as wrong way) signs. White - White signs display traffic regulations that drivers must obey, such as speed limits.