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  2. CMYK color model - Wikipedia

    en.wikipedia.org/wiki/CMYK_color_model

    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 is also used to describe the printing process itself. The abbreviation CMYK refers to the four ink plates used: cyan, magenta, yellow, and key (most often black).

  3. Shades of red - Wikipedia

    en.wikipedia.org/wiki/Shades_of_red

    Pigment red is the color red that is achieved by mixing process (printer's) magenta and process (printer's) yellow in equal proportions. This is the color red that is shown in the diagram located at the bottom of the following website offering tintbooks for CMYK printing: Tintbooks - Get Accurate CMYK Color Results For Your Printing Projects.

  4. List of color spaces and their uses - Wikipedia

    en.wikipedia.org/wiki/List_of_color_spaces_and...

    It is able to store a wider range of color values than sRGB. The Wide Gamut color space is an expanded version of the Adobe RGB color space, developed in 1998. As a comparison, the Adobe Wide Gamut RGB color space encompasses 77.6% of the visible colors specified by the Lab color space, whilst the standard Adobe RGB color space covers just 50.6%.

  5. Color calibration - Wikipedia

    en.wikipedia.org/wiki/Color_calibration

    The test chart contains known CMYK colors, whose offsets to their actual L*a*b* colors scanned by the photometer result in an ICC profile. Another possibility to ICC profile a printer is to use a calibrated scanner as the measuring device for the printed CMYK test chart instead of a photometer.

  6. Red - Wikipedia

    en.wikipedia.org/wiki/Red

    In the CMY and CMYK color models, red is a secondary ... Food Red 17, C.I. 16035, FD&C Red 40 ... 1998 for women 50 and over. Use of the color red to call attention ...

  7. Comparison of color models in computer graphics - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_color_models...

    Light colors", more formally known as additive colors, are formed by combining red, green, and blue light. This article refers to additive colors and refers to red, green, and blue as the primary colors. Hue is a term describing a pure color, that is, a color not modified by tinting or shading (see below). In additive colors, hues are formed by ...

  8. Is Red Dye 40 SaferThan Red Dye 3? What Nutritionists Want ...

    www.aol.com/lifestyle/red-dye-40-saferthan-red...

    While the artificial food dyes Red Dye No. 3 and Red Dye No. 40 (commonly known as Red 40) are both derived from petroleum — as most artificial colors are — Red Dye No. 40 has already become a ...

  9. European Color Initiative - Wikipedia

    en.wikipedia.org/wiki/European_Color_Initiative

    The ECI-CMYK color space, sometimes written ECI CMYK or eciCMYK, is a standardized CMYK color space for graphic data exchange in the print industry. It is equivalent to Fogra 53, often spelt FOGRA53, and is intended to overcome limitations of and thereby replace the ISO Coated CMYK exchange color space (version 2 = Fogra 39, version 3 = Fogra 51).