Shades of blue pigment blue, is the tone of blue that is achieved by mixing process (printer's) cyan and process (printer's) magenta in equal proportions. It is displayed at right. The purpose of the CMYK color system is to provide the maximum possible gamut of color reproducible in printing by the use of only three primaries. The color indicated is only approximate as the colors of printing inks may vary. The color defined as "blue" in the NCS or Natural Color System is an azure-like color shown at right (NCS 2060-B). The Natural Color System is a color system based on the four
Blue–green distinction in language in classical Hebrew, can mean both green and yellow, giving rise to such expressions as (pronounced ), "leek green", to specify green to the exclusion of yellow. Like Russian and Italian, Hebrew has a separate name for light blue (, "t'khelet")—the color of the sky and of fringes on the ritual garment "Tzitzit". This color has special symbolic significance in Judaism and Jewish culture. Albanian has two major words for "blue": "kaltër" refers to a light blue, such as that of the sky, but it is derived from Vulgar Latin "calthinus", itself derived from "caltha", a loan from Ancient Greek