GHOST COLORS
When your brain lies to you… In the image below, you will be confronted with a mind-bending revelation: There is absolutely NO trace of yellow, red, or green! (You need to zoom in to see it for yourself) Instead, the only genuine colors present are blue, cyan, and magenta. Scientists and artists call these color induction effects “simultaneous color contrast” and “color assimilation”.
Concept taken from my book “Drawing Optical Illusions” (2010). Image available as prints from my online gallery.
Here below is a neat variant...
Concept taken from my book “Drawing Optical Illusions” (2010). Image available as prints from my online gallery.
The chromatic illusion persists even when the colors are inverted. For instance, in the picture below, there is NO trace of blue, cyan, and magenta. The actual colors present are yellow, green, and red.
Concept taken from my book “Drawing Optical Illusions” (2010). Image available as prints from my online gallery.
For those who want to experiment with this color concept, you can visit the following link: https://shadertoy.com/view/7ltBRr
