Digital images are not only combinations of abstruct digital values of RGB(red, green, and blue) colors, but imply concrete meanings of objects from which the colors are extracted.
Color from "Twilight Arch" by James Turrell [2004/8/26]
Color from "Backside of the Moon" by James Turrell [2002/8/11]
Color from House of Light: Sky 1 [2002/9/14]
Color from House of Light: Sky 2 [2002/9/14]
Color from House of Light: Sky 3 [2002/9/14]
Color from House of Light : Sky 4 [2002/9/14]
Color from House of Light: Aperture 1 [2002/9/14]
Color from House of Light: Aperture 2 [2002/9/14]
Color from House of Light: Bathroom [2002/9/14]
Color from House of Light Bathtub [2002/9/14]
Color from House of Light: Window [2002/9/14]