Colm Kelleher: How We See Color

  • Published12 Mar 2014
  • Reviewed12 Mar 2014
  • Author Colm Kelleher
  • Source TED

There are three types of color receptors in your eye: red, green and blue. But how do we see the amazing kaleidoscope of other colors that make up our world? Colm Kelleher explains how humans can see everything from auburn to aquamarine.



Ask An Expert

Ask a neuroscientist your questions about the brain.

Submit a Question

Personalize Your Emails

Personalize your monthly updates from by choosing the topics that you care about most!

Sign Up

Brain Awareness Video Contest

Submit a short video about any neuroscience topic for a chance to win $4,000 and a trip to SfN's Annual Meeting!

Learn More