CHICAGO
04/25/2010 05:12 am ET Updated May 25, 2011

CTA Pink Line: Why Is The Color Pink So Problematic?

In 2006, the Chicago Transit Authority added a new rail line to its color-coded system and held an essay contest for schoolchildren to determine which color it should be named after. Gold and silver were apparently popular choices -- all of the primary and secondary colors were already taken, along with brown -- but the winning essay was by a 7th-grader named Eleni Vrettos, who wrote, "Who does not like pink? It's so bright and lively ... if it's pink people will want to ride it."

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