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Curioso! » Colour

Archive for the 'Colour' Category

White Point

Friday, March 30th, 2007

The white point is the colour value of pure white in a colour management system. Two different white points are involved:

  • Illuminant white point
    This represents the colour of the light that is used to view a set of colour samples.
  • Media white point
    This represents the colour of a non-printed patch of the medium on which the colour samples are shown.

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Posted in Colour |

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Colour Management

Friday, March 30th, 2007

A colour management system (CMS) transforms colours from an input source to an output destination. The colours from input source are characterised by an input profile, the colours on the output destination are characterised by an output profile. Additionally a rendering intent must be specified to control aspects of the transformation. A standard for colour profiles has been produced by the International Colour Consortium (ICC). Read the rest of this entry »

Posted in Colour |

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Photoshop LAB Color

Wednesday, August 31st, 2005

The Canyon Conundrum and Other Adventures in the Most Powerful Colorspace

This is an extensive overview of the use of the LAB colorspace for colour corrections in Photoshop.
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Posted in Books, Colour |

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