Traffic Cones
Why are Traffic Cones Orange? On the color wheel, Safety Orange (aka "Blaze" Orange) is opposite azure – the color of the sky. That makes this hue the most dissimilar to an outdoor backdrop and the easiest to spot. The color is Orange152 on the Pantone Matching System (PMS) with 14 parts yellow + 3 parts warm red + ¼ part black.