doozie noun A person or thing that is remarkable, wonderful, superior, etc; beaut, humdinger: a little 30-page doozey called ''Making Chicken Soup''/ Want a swell Naval Air Station?
According to Apple Inc., the RGB signal is the standard signal for most computer graphics and video files. It is named for the colors red, green and blue. These colors, in certain combinations and intensities, can create any other color. RGB also supports grayscale, ranging from black to white.
RGB versus CMYK. Computer monitors emit color as RGB (red, green, blue) light. Although all colors of the visible spectrum can be produced by merging red, green and blue light, monitors are capable of displaying only a limited gamut (i.e., range) of the visible spectrum.