Azure (color)
The Azure (short Azur, after the mineral and pigment azurite ), also known as mountain blue or sky blue, is a light blue color. Colorant names are also azurite - for a replacement pigment for the gem - and Bremer blue.
Word origin
Azure is derived from the Latin word azzurum (blue), from which in turn the Persian لاژورد / lāžward /, sky blue ' and is derived as " azure " into French (see azure as Côte d' Azur French Riviera coast = ) and " azzurro "took into Italian entrance. Because of their light blue jerseys the players of the Italian national football team as the Azzurri are - The Bright Blue - called.
Azure in the color scheme
In the RAL color system, there is a color RAL 5009 Azure, which is much cooler, and deeper blue than the web color azure [blue ].
Azure as colorants
The pigment is (CO3) obtained from naturally occurring azurite Cu3 2 (OH ) 2 and is slightly toxic. In the 17th century as a substitute for the artificial Bremer blue Cu ( OH) 2 was introduced. Since this but is not resistant to light and toxic than Azure, it could not prevail as a complete replacement to. From the 18th century, the pigment azurite, basic copper sulfate 2 is called CuSO4Cu (OH ) 2 as mountain blue.
The use of azurite can be traced back to ancient Egypt where it was used as well in the Roman Empire as a make-up. Later, it was one of the most important blue pigments in the painting of the Middle Ages and the Renaissance. Even today it is still used in the painting, but it belongs on the basis of its production to the more expensive pigments.
Demarcation from other colors
Azur is also a name for the blue precious stone lapis lazuli, Lazurite. For this reason, the azure is often confused with the goods made from lapis lazuli ultramarine blue. Azure plays but more into green ultramarine blue.
Web Color
Within the HTML web language the color azure ( azure English ) is set with the RGB hexadecimal color code # F0FFFF.