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Color Models

Definition

Color Models are abstract mathematical models to represent colors.

Programming design systems:

On the Youtube - Captain Dillusionment: Color

RGB Colors

  • Based on how we see color using three different cones.

  • All color is represented by the combination of three colors: Red, Green, and Blue.

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HSL / HSV

HSL and HSV are representations of the RGB color model as a cylinder with Hue, Saturation, and Lightness/Value axes.

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L*a*b* Colors

The CIELAB color space, also referred to as Lab*, is a color space designed to create reproducible representations of color. CIELAB expresses color as a combination of perceptual lightness and 4 human colors: red, green, blue and yellow.

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CIELAB values

  • L* for perceptual lightness
  • a* for the red-green scale
  • b* for the blue-yellow scale