Simple – Federal law in the United States requires that, in addition to flashing lights and safety devices, school buses must be painted “school bus yellow”. But, how did this color come about?
Before the standard school bus yellow was developed, school buses where a pure yellow, closer to the color of a lemon. In 1939, Dr. Frank W. Cyr organized a conference to establish standards for U.S. school buses. This introduced a standard yellow color for all school buses in the United States. Originally the color was known as [Read more…]