A map of counties Colorado by the plurality their votes for and against Colorado Amendment 64.
Support

  90%–100%  80%–90%  70%–80%  60%–70%  50%–60%
Tie

  Exact tie
Oppose

  50%–60%  60%–70%  70%–80%  80%–90%  90%–100%
This vector image includes elements that have been taken or adapted from this file:
Map_of_Colorado_counties,_blank.svg: David Benbennick
derivative work: Patrickneil