Appearance and properties of color

The appearance of color refers to the color is planar, three-dimensional and space; whether there is distance, depth; radiation, continuous, flicker or astigmatism, the state also known as color space or time for color model.

The color representation of color attributes as is what color, from the color name, hue, chroma and brightness of the psychological side said the situation. There are three stimulus values X, Y, Z; brightness L, reflectance Y and chroma (x, y), homogeneous color space and other psychological aspects of the situation.

In describing the color, do not confuse these two concepts, must be distinguished.