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Purple is a color similar in appearance to violet light. In the RYB color model historically used in the arts, purple is a secondary color created by combining red and blue pigments. In the CMYK color model used in modern printing, purple is made by combining magenta pigment with either cyan pigment, black pigment, or both.
This marked the first time that Crayola crayons incorporated the concept of the color wheel. The Munsell color wheel consisted of five "principal hues" (red, yellow, green, blue, and purple), and five "intermediate hues" (yellow red, green yellow, blue green, blue purple, and red purple).
The timeline of historic inventions is a chronological list of particularly important or significant technological inventions and their inventors, where known. [ a ]
These timelines of world history detail recorded events since the creation of writing roughly 5000 years ago to the present day. For events from c. 3200 BC – c. 500 see: Timeline of ancient history. For events from c. 500 – c. 1499, see: Timeline of post-classical history. For events from c. 1500, see: Timelines of modern history.
Color theory, or more specifically traditional color theory, is the historical body of knowledge describing the behavior of colors, namely in color mixing, color contrast effects, color harmony, color schemes and color symbolism. [1] Modern color theory is generally referred to as Color science. While there is no clear distinction in scope ...
The following is a partial timeline of Crayola 's history. It covers the Crayola brand of marking utensils, as well as the history of Binney & Smith, the company that created the brand and is currently a subsidiary of Hallmark Cards known as Crayola LLC.
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 ...
Color (American English) or colour (British and Commonwealth English) is the visual perception based on the electromagnetic spectrum. Though color is not an inherent property of matter, color perception is related to an object's light absorption, reflection, emission spectra, and interference. For most humans, colors are perceived in the visible light spectrum with three types of cone cells ...