If you stare at this blurry, colorful image for a long enough time, it disappears.
To do it, you have to focus on the center of the image and the colors will blend in and the canvas turns blank.
As soon as you move your eyes away from the center, it comes back.
It’s similar to this optical illusion (just stare at the red dot below):
(H/T - Themetapicture.com, Theladbible.com)
