Color constancy7

since April 22, 2018


"A blue coach"

The coach appears to be bluish, though the pixels are yellowish green.

Copyright Akiyoshi Kitaoka 2020 (November 13)


How do you see it?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) November 14, 2020

How do you see this?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) November 14, 2020

How do you see this color?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) November 14, 2020

How do you see the color?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) November 14, 2020

How do you see the color of the dinosaur?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) June 16, 2020

"Illusory reddish hearts"

Hearts appear to be reddish, though their pixels are actually gray.

Copyright Akiyoshi Kitaoka 2019 (August 13)


"Illusory Red Thunder"

The electric locomotive appears to be reddish, though the pixel are not.

Copyright Akiyoshi Kitaoka 2020 (January 13)






Copyright Akiyoshi Kitaoka 2020 (April 13)


"Blue strawberries illusion"

Strawberries apepar to be bluish, though the pixels are reddish or gray.

Copyright Akiyoshi Kitaoka 2019 (October 6)


"Green strawberries illusion"

Strawberries apepar to be greenish, though the pixels are red-purplish or gray.

Copyright Akiyoshi Kitaoka 2019 (October 6)


JavaScript-ichigo01.html

"JavaScript demo of the color constancy illusion with strawberries"

Copyright Akiyoshi Kitaoka 2019 (September 22)


"Eye color constancy illusion 2019"

Each eye appears to be reddish (upper left), bluish (upper middle), light-bluish (upper right), greenish (lower left), or yellowish (upper middle), though the color is nearly the same gray as the one in the lower-right face.

Copyright Akiyoshi Kitaoka 2019 (August 21)


Copyright Akiyoshi Kitaoka 2019 (August 22)


Please vote.

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月5日

Do you see illusory green?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月9日

Do you see illusory yellow?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月9日

Do you see illusory red?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月9日

Do you see illusory purple?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月9日

Do you see illusory blue?

— Akiyoshi Kitaoka (@AkiyoshiKitaoka) 2019年5月9日


"Blue train illusion"

The train cars appear to be bluish, though all the pixels are yellowish.

Copyright Akiyoshi Kitaoka 2018 (September 9) (caption February 12, 2019)


"Red mailbox illusion"

The mailbox appears to be reddish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 22)


"Yellowish strawberry illusion"

Strawberries appear to be yellowish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 22)


"Blue strawberry illusion 2"

Strawberries appear to be bluish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 22)


"Red strawberry illusion 2"

Strawberries appear to be reddish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 22)


"Red strawberry illusion"

Strawberries appear to be reddish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 21)


"Blue strawberry illusion"

Strawberries appear to be bluish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 22)


"Blue tram illusion"

The tram appears to be bluish, though the pixels are not.

Copyright Akiyoshi Kitaoka 2018 (April 21)


Color constancy 6

Color constancy 5

Color constancy 4

Color constancy 3

Color constancy 2

Color constancy 1


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