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But the perception is different per individual, not per "what's around it." Further, the image's colors is changing somewhat spontaneously for some people, inc

• ChuckMcM 12y ago
  Edwin, who went on to create the Land Camera (Polaroid) noted exactly the same thing. And he realized that the reproduction of color was not nearly as straight forward as people thought it should be ('just add the primary colors'). This particular image is a great example because it sits right on the edge of what you're eyes perceive. Everyone is seeing this image through a color reproducing display. And that display has approximations in terms of the color frequencies it can display. That combines with the way our eyes perceive color and gives us different views of it. On my Moto G for example I can change the color people perceive by changing the brightness of the screen. Same picture just different brightness levels.