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As colorfulness, chroma, and saturation are defined as attributes of perception, they can not be physically measured as such, but they can be quantified in relation to psychometric scales intended to be perceptually even—for example, the chroma scales of the Munsell system. While the chroma and lightness of an object are its colorfulness and ...
In the Islamic world, blue was of secondary importance to green, believed to be the favourite color of the Prophet Mohammed. [ 22 ] [ citation needed ] At certain times in Moorish Spain and other parts of the Islamic world, blue was the color worn by Christians and Jews, because only Muslims were allowed to wear white and green. [ 23 ]
A Wikipedia essay may be written by anyone. Before creating an essay, it is a good idea to check if similar essays already exist. Check the "see also" section of relevant guidelines and related essays, or perform a search of Help and Project pages.
The brilliant iridescent colors of the peacock's tail feathers are created by structural coloration, as first noted by Isaac Newton and Robert Hooke.. Structural coloration in animals, and a few plants, is the production of colour by microscopically structured surfaces fine enough to interfere with visible light instead of pigments, although some structural coloration occurs in combination ...
This is a list of essayists—people notable for their essay-writing. Note: Birthplaces (as listed) do not always indicate nationality. This is a dynamic list and may never be able to satisfy particular standards for completeness.
National colours are frequently part of a country's set of national symbols.Many states and nations have formally adopted a set of colours as their official "national colours" while others have de facto national colours that have become well known through popular use.
Critical Essays (1946) is a collection of wartime pieces by George Orwell. It covers a variety of topics in English literature, and also includes some pioneering studies of popular culture . It was acclaimed by critics, and Orwell himself thought it one of his most important books.
The Essays are written in a wide range of styles, from the plain and unadorned to the epigrammatic. They cover topics drawn from both public and private life, and in each case the essays cover their topics systematically from a number of different angles, weighing one argument against another.