Questions tagged [color-blindness]

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Are color-blind and blind individuals able to dream in color?

I know that individuals who have color-blindness or complete blindness, are not able to see as vast an array of colors as most. I do understand that they can distinguish shading (dark vs. light), but ...
Butterfly and Bones's user avatar
5 votes
1 answer

Is it possible to test for anomalous color vision on common screens?

I googled some online tests that should test color vision problems. But then it got to me that any picture is rendered through the same 3 color pixels. Thus it seems - if one perceives the red pixel ...
Džuris's user avatar
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2 votes
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Quantitative retinal mosaic analysis corroborating better scotopic vision in colorblind individuals

According to, color blind individuals have been shown to have an increased ability to see in very low light. Has there been any ...
g491's user avatar
  • 323
2 votes
0 answers

Is there a colorblindness test for non-verbal children?

The colorblindness tests that I have seen have all relied on getting a verbal answer from the test subject. Examples are "What number do you see in this picture?". Most people can follow a test ...
Liam's user avatar
  • 121
1 vote
0 answers

Is there any way to help color blind people feel the true color like normal people? [closed]

I am Mild Deutans by taking a color blind test. Deutans is defined by a result as "Deutans are people with deuteranomaly, a type of red-green color blindness in which the green cones do not detect ...
Thach's user avatar
  • 11
1 vote
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Child with -22 power, is it equal to blindness?

Doctor have advised -22 power glasses for my 3-year old daughter. Does it equal to blindness? Will she behave like a normal child - play, fight and ask for different things (as children do), identify ...
Syed Ali's user avatar