Here’s the colorful story of how CTA ‘L’ lines got their hues

Streetsblog
By Cameron BoltonMar 3, 2023, 12:39 am105 pts
While it seems like the CTA’s lines have been designated with colors forever, it’s actually only been that way for a few decades. Last week marked the 30th anniversary of the CTA adopting its color-coded rail line system. The change happened on February 21, 1993, when the agency decided that instead of…

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