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Gamut coverage and gamut volume

Gamut coverage and gamut volume

    Firstly, How to distinguish gamut coverage and gamut volume?

    In fact, it is also very simple, the color gamut coverage rate is up to 100%, so the merchant target of more than 100% is the color gamut volume. For example, 125%sRGB refers to the gamut volume, but the value below 100% does not necessarily refer to the gamut coverage or gamut volume, such as 99%sRGB may be gamut coverage or gamut volume, I can only say that the vast majority of cases refer to gamut coverage.

  1. Secondly, What do gamut coverage and gamut volume represent respectively?
  2. A.What does the color gamut volume represent?

    The color gamut volume represents how many colors the display can hold, that is, how many colors the display can display at most.

    The triangle circled by the purple line is the standard sRGB gamut area size, which represents 100%sRGB gamut volume, so a display marked 125%sRGB gamut volume means that the total gamut area of the display is 25% larger than the standard sRGB gamut area, but this only means that the area is 25% larger than the standard sRGB. Doesn't mean much.

  1. B.What does color gamut coverage represent?

    Gamut coverage represents the rate of overlap between the total gamut surface of the display and the area of the standard gamut.

  1. Thirdly,Difference between gamut coverage and gamut volume

     Most of the pictures, web pages, and videos we see every day use the standard sRGB color space (that is, the purple triangle), and the colors in these pictures, web pages, and videos come from the inside of this standard sRGB color gamut triangle, so only when our display color gamut volume fully includes this standard sRGB color gamut, In order to fully restore the true colors of pictures, web pages, and videos in the sRGB color space, but the 125%sRGB color gamut volume in reality does not necessarily include the entire standard sRGB color gamut.

     Cover not complete the standard sRGB gamut, which means that these cover less than the color, the display will not show (but the display will force a most similar color), even if you 300%sRGB gamut volume, cover not complete the standard sRGB gamut, it will not show the correct color.

  1. Fourthly, Look at gamut coverage when buying a LCD display monitor

     Must be looking at gamut coverage. Don't be fooled by what 125%, 140%sRGB, they all refer to the color gamut volume, only represents the total number of colors that the display monitor can display, but these colors are not available to us.

     We should pay more attention to gamut coverage, only covered colors, we can really use, and gamut coverage is up to 100%. At present, 99%sRGB color gamut coverage of the display can meet all our daily life needs.


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