Color is more than a sensory pleasure; it is a tool refined by evolution. Our ability to perceive a broad spectrum of hues is a remarkable biological achievement shaped by survival pressures, social ...

Tritanopia is a type of color vision deficiency that may make it hard for someone to distinguish between blue and green, pink and yellow, and red and purple. Color vision deficiency, also called color ...

From velvety purples to fiery reds, many people can see a spectrum of vivid colors via the human eye. Others, however, may have limited hue perception due to certain conditions. Animals, on the other ...

An estimated 300 million people worldwide are color-blind. This typically means they can't distinguish certain shades of color, they struggle to tell how bright colors are or, more rarely, they can't ...

In late February 2015, the internet seemed to be a simpler place. Tumblr was still popular, Twitter was still Twitter and "going viral" was something of a more ubiquitous experience. And nothing that ...