Green-painted bike lanes have become common in DC and around the US. They make bike lanes more visible, helping to remind car drivers to watch for cyclists. But at least 3 other colors are used for the same purpose elsewhere around the world.

Here are some examples. Do you know of any others?

Left: Classic green, used in DC, New York, and all over the US; photo by the author.

Right: London’s Copenhagen’s blue; photo by Steven Vance.

Left: Amsterdam’s dull red, also seen in Vancouver and many other cities; photo by Scott Lowe.

Right: Madison’s bright red; photo by benet2006.

Cross-posted at BeyondDC.

Dan Malouff is a transportation planner for Arlington and an adjunct professor at George Washington University. He has a degree in urban planning from the University of Colorado and lives in Trinidad, DC. He runs BeyondDC and contributes to the Washington Post. Dan blogs to express personal views, and does not take part in GGWash's political endorsement decisions.