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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 ...
In the 18th century, purple was a color worn by royalty, aristocrats and other wealthy people. Good-quality purple fabric was too expensive for ordinary people. The first cobalt violet, the intensely red-violet cobalt arsenate, was highly toxic. Although it persisted in some paint lines into the 20th century, it was displaced by less toxic ...
Turquoise (/ ˈ t ɜːr k (w) ɔɪ z / TUR-k(w)oyz) is a cyan color, based on the mineral of the same name.The word turquoise dates to the 17th century and is derived from the French turquois, meaning 'Turkish', because the mineral was first brought to Europe through Turkey from mines in the historical Khorasan province of Iran (Persia) and Afghanistan today.
On the RGB color wheel, "azure" (hexadecimal #0080FF) is defined as the color at 210 degrees, i.e., the hue halfway between blue and cyan. In the RGB color model , used to create all the colors on a television or computer screen, azure is created by adding a 50% of green light to a 100% of blue light.
In a color proximity sense, a primary color has a color range of 120° (60° on each side of the color's hue) and any color has to be within that range to be considered a variation of that color. Secondary colors have a color range of 60° (30°), tertiary colors have a color range of 30° (15°), quaternary colors have a color range of 15° (7 ...
The term azure shares its origin with the Spanish word "azul", which refers to the same color, deriving from Hispanic Arabic lāzaward, the name of the deep blue stone now called lapis lazuli. [4] The word was adopted into Old French by the 12th century, after which the word passed into use in the blazon of coats of arms .
Number Sample Colour name Description, examples RAL 2000: Yellow orange: RAL 2001: Red orange: RAL 2002: Blood orange: U2 line of the Berlin U-Bahn: RAL 2003: Pastel orange: U9 line of the Berlin U-Bahn
The tertiary color on the HSV color wheel (also known as the RGB color wheel) precisely halfway between blue and magenta is called color wheel violet. This tone of violet—an approximation of the color violet at about 417 nanometers as plotted on the CIE chromaticity diagram —is shown at right.