Since moving to Gainesville in 1999, Haskins, 64, has wondered why some of the street signs here are different colors than the standard green signs with white writing.

Without this standard, the United States could have ended up with a kaleidoscope of sign colors. Arizona once even experimented with color-coded signs based on direction.

The color of a road sign can tell you just as much as the symbol or message on it. Here's a breakdown of what every road sign color means.

He got buy-in from ink makers for his color standard, first in the U.S. and later in Europe and Asia. Art & Design How and why Pantone picked 'Viva Magenta' as its 2023 color of the year.