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  2. Purple - Wikipedia

    en.wikipedia.org/wiki/Purple

    Some of its compositions produce a purple color and may be called "mummy violet". Manganese was also used in Roman times to color glass purple. Han purple was the first synthetic purple pigment, invented in China in about 700 BC. It was used in wall paintings and pottery and other applications.

  3. Shades of purple - Wikipedia

    en.wikipedia.org/wiki/Shades_of_purple

    Shades of purple. There are numerous variations of the color purple, a sampling of which is shown below. In common English usage, purple is a range of hues of color occurring between red and blue. [1] However, the meaning of the term purple is not well defined. There is confusion about the meaning of the terms purple and violet even among ...

  4. History of Crayola crayons - Wikipedia

    en.wikipedia.org/wiki/History_of_Crayola_crayons

    Munsell's color system was based on five "principal hues" and five "intermediate hues," resulting in a color wheel of ten colors. The principal hues were red, yellow, green, blue, and purple; the intermediate hues were yellow red, green yellow, blue green, blue purple, and red purple.

  5. Timeline of Crayola - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_Crayola

    1908: Binney & Smith partnered with Littlefield Maps to make a special color assortment of their Rubens-Crayola No. 12 box with special Biblical colors pasted on the back to accommodate church work on their Old Testament maps. 1909: Binney & Smith launched their Durel line of pressed crayons. 1910:

  6. List of flags containing the colour purple - Wikipedia

    en.wikipedia.org/wiki/List_of_flags_containing...

    In the modern era, synthetic purple dyes became easier to obtain, and flags with the colour purple began being used more commonly. In 1931, the Second Spanish Republic established a tricolour flag consisting of red, yellow and purple stripes as its national flag , seeing use in Spain until 1939 and by the Spanish Republican government in exile ...

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  7. Color printing - Wikipedia

    en.wikipedia.org/wiki/Color_printing

    Printed in color from various plates, using etching, engraving, and aquatint. One of the leading achievements of the French 18th-century color-print. Most early methods of color printing involved several prints, one for each color, although there were various ways of printing two colors together if they were separate.

  8. Color photography - Wikipedia

    en.wikipedia.org/wiki/Color_photography

    The subject is a colored ribbon, usually described as a tartan ribbon. Color photography is a type of photography that uses media capable of capturing and reproducing colors. By contrast, black-and-white or gray- monochrome photography records only a single channel of luminance (brightness) and uses media capable only of showing shades of gray .

  9. Violet (color) - Wikipedia

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

    Violet has a long history of association with royalty, originally because Tyrian purple dye was extremely expensive in antiquity. The emperors of Rome wore purple togas, as did the Byzantine emperors.

  10. Purpure - Wikipedia

    en.wikipedia.org/wiki/Purpure

    Purpure. p., pu., purp. In heraldry, purpure ( / ˈpɜːrpjʊər /) is a tincture, equivalent to the colour purple, and is one of the five main or most usually used colours (as opposed to metals ). It may be portrayed in engravings by a series of parallel lines at a 45-degree angle running from upper right to lower left from the point of view ...

  11. Copying pencil - Wikipedia

    en.wikipedia.org/wiki/Copying_pencil

    A letter written with an indelible pencil by Mohandas Karamchand Gandhi in Natal, South Africa, on 6 January 1909 to a friend, Olive Doke, mentioning Mrs. Gandhi's illness and a trip to Inanda falls. A copying pencil, also an indelible pencil or chemical pencil, [1] is a pencil whose lead contains a dye. The lead is fabricated by adding a dry ...