Lime-yellow firetrucks are easier to see and are used in some cities ranging from Miami to Canberra, Australia. "We are most sensitive to greenish-yellow color

Lime-yellow firetrucks are easier to see and are used in some cities ranging from Miami to Canberra, Australia. "We are most sensitive to greenish-yellow colors under dim conditions, making lime shades easiest to see in dim lighting." http://www.apa.org/research/action/lime.aspx http://www.apa.org/research/action/lime.aspx