The Colour That Isn't There
Stare at a strange landscape for twenty seconds, then watch colour appear on a grey one.
Celle-ci n’est pas encore traduite : ses textes sont en anglais.
Comment jouer
Can you see the colour that isn't there?
Keep your eyes on the small cross for twenty seconds. Don't look away until the picture changes.
- Moins d’une minute · une question · puis l’explication
Comment ça marche — à lire plutôt après avoir essayé
Why it happens
The cells in your eye that respond to a colour tire when they look at it for a long time.
When the colour goes away, the tired cells answer more weakly than their neighbours, and you see the opposite colour for a few seconds: orange leaves blue behind, magenta leaves green.