The History of How School Buses Became Yellow

Standardization would solve two problems and simultaneously revolutionize school buses themselves: one, being uniformly one color would make bus travel safer; two, costs to districts would be lower as construction specifications would make it possible for manufacturers to mass-produce buses. …  Others, though, wanted to paint their buses red, white, and blue. He said at the time, “Red, white and blue was camouflage, if you think about it. It was to make kids patriotic. It was well-meaning, but they made the buses less visible. And I don’t think it really had much effect on patriotism.”