Red for stop, yellow for about to turn to red, and green for go.
The color red
Orange or Amber
Amber
Amber
Garrett Morgan
There's nothing really special here, it's simply the color of the light that enters our eyes is how we see the traffic light.
The three-color traffic light was created by police officer William Potts in Detroit, Michigan in 1920, according to Motor News (Detroit), March 1947.
the second traffic light was made in America, the first one was made in Europe and exploded
Green. It's pretty much universal worldwide...
Green-Yellow-Red-Green For color blind people the traffic light would be upright and from top it would be. Red Yellow Green.
You can get a DOT card if you're color blind as long as you can distinguish between the red, amber, and green of a typical traffic light.
The opposite would be "light traffic".