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  2. Colored gold - Wikipedia

    en.wikipedia.org/wiki/Colored_gold

    Although the names are often used interchangeably, the difference between red, rose, and pink gold is the copper content: the higher the copper content, the stronger the red coloration. Pink gold uses the least copper, followed by rose gold, with red gold having the highest copper content. Examples of the common alloys for 18K rose gold, 18K ...

  3. Color code - Wikipedia

    en.wikipedia.org/wiki/Color_code

    The earliest examples of color codes in use are for long-distance communication by use of flags, as in semaphore communication. [1] The United Kingdom adopted a color code scheme for such communication wherein red signified danger and white signified safety, with other colors having similar assignments of meaning.

  4. Electronic color code - Wikipedia

    en.wikipedia.org/wiki/Electronic_color_code

    A 2.26 kΩ, 1%-precision resistor with 5 color bands (), from top, 2-2-6-1-1; the last two brown bands indicate the multiplier (×10) and the tolerance (1%).. An electronic color code or electronic colour code (see spelling differences) is used to indicate the values or ratings of electronic components, usually for resistors, but also for capacitors, inductors, diodes and others.

  5. Gold (color) - Wikipedia

    en.wikipedia.org/wiki/Gold_(color)

    This is an accepted version of this page This is the latest accepted revision, reviewed on 21 December 2024. Color "Gold tone" redirects here. For the type of photographic print, see Gold tone (print). For treatments that change the natural color of gold, see Colored gold. For the element, see Gold. This article needs additional citations for verification. Please help improve this article by ...

  6. List of RAL colours - Wikipedia

    en.wikipedia.org/wiki/List_of_RAL_colours

    Carmine red: RAL 3003: Ruby red: The text of Belgian license plates since November 2010 RAL 3004: Purple red: Old Jawa Moto motorcycles; Deutsche Bundesbahn diesel locomotives and dining cars until 1974; Trans Europ Express trains (with RAL 1001 Beige) RAL 3005: Wine red: RAL 3007: Black red: RAL 3009: Oxide red: RAL 3011: Brown red: RAL 3012 ...

  7. National colours - Wikipedia

    en.wikipedia.org/wiki/National_colours

    Red, gold and purple Byzantine flags and insignia: China (Republic of China, 1912-1949) Blue, white and red Confederate States of America: Blue, white and red Cadet grey Cadet grey was an official color of the Confederate States Army: Czechoslovakia: Blue, white and red Donetsk People's Republic: Black, blue and red East Germany: Black, red and ...

  8. RGB color model - Wikipedia

    en.wikipedia.org/wiki/RGB_color_model

    A color in the RGB color model is described by indicating how much of each of the red, green, and blue is included. The color is expressed as an RGB triplet (r,g,b), each component of which can vary from zero to a defined maximum value. If all the components are at zero the result is black; if all are at maximum, the result is the brightest ...

  9. DIN 47100 - Wikipedia

    en.wikipedia.org/wiki/DIN_47100

    DIN Standard DIN 47100 regulated the color-coding for the identification of cores in telecommunication cables. The standard was withdrawn without a replacement in November 1998, but remains in widespread use by cable manufacturers.