Four Color, also known as Four Color Comics and Dell Four Color, is an American comic book anthology series published by Dell Comics between 1939 and...

In mathematics, the four color theorem, or the four color map theorem, states that no more than four colors are required to color the regions of any map...

A four-color deck (US) or four-colour pack (UK) is a deck of playing cards identical to the standard French deck except for the color of the suits. In...

The CMYK color model (also known as process color, or four color) is a subtractive color model, based on the CMY color model, used in color printing, and...

Four color cards (Chinese: 四色牌; pinyin: Sì Sè Pái) is a game of the rummy family of card games, with a relatively long history in southern China. In Vietnam...

Color printing or colour printing is the reproduction of an image or text in color (as opposed to simpler black and white or monochrome printing). Woodblock...

Color (American English) or colour (Commonwealth English) is the visual perception based on the electromagnetic spectrum. Though color is not an inherent...

Color blindness or color vision deficiency (CVD) is the decreased ability to see color or differences in color. The severity of color blindness ranges...

Rectangle color schemes work best when one color is dominant. The square color scheme is a four-color combination consisting of a base color and three...

sometimes with minimal mixed-media color. Using ballpoint pens to create artwork is not without limitations. Color availability and sensitivity of ink...