Even during poorest of weather conditions, yellow is the safest color for moving vehicles. The school buses' black lettering stands out against the hue, and according to research, "Lateral peripheral vision for detecting yellows is 1.24 times greater than for red."

Why the color of school bus is yellow?

According, to scientists, the lateral peripheral vision of yellow color is 1.24 times greater than the red color. The school bus is painted yellow so that the possibility of accidents on the highway will be less and children can reach their schools or homes comfortably.

What was the original color of school buses?

It's also a matter of safety. Federal law in the United States requires that, in addition to flashing lights and safety devices, school buses must be painted “school bus yellow." Before the standard school bus yellow color was developed, school buses were a pure yellow, closer to the color of a lemon.