Shared Brain Responses Suggest Common Perception of Colors

TL;DR
A study using fMRI and machine learning shows that different people's brains process and represent colours in a very similar way, suggesting a universal neural basis for colour perception.
- My blue is your blue: different people’s brains process colours in the same way Nature
- Do You See the Same Colors That I Do? The New York Times
- Your red is my red, at least to our brains Science News
- Do you see what I see? People share same brain responses for colors, study finds Medical Xpress
- Questions by kids: 'Since we know some people are colorblind, how do we know that everyone else sees color the same way?' Boise State University
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