Optical illusion: Girl in inverted colors

1. Stare at the red dot for 30 seconds. 2. Look at a white wall and start blinking.

Fun with Ambiguous Images - Art of Play

Optical illusion - Wikipedia

AI Optical Illusion - Imgur

After-image illusion

Psychologist shares optical illusion that turns a black and white image into colour

Optical illusion tricks your brain into seeing COLOURS in black and white picture

9 Optical Illusions to Confuse Your Brain – Scout Life magazine

Inverted Colour optical illusion

12 optical illusions that show how colour can trick the eye, The Independent

How did you see the optical illusion at first glance? Did it agree with the study's conclusions about your age, that younger people see the young woman & older people see the