This is the color of the light being reflected back from the apple. The properties in the skin of the apple reflect only a portion of the light that appears red to the eye. It is the same throughout nature. The property of color is not to be found in an object.
Light defines an object s color.
The quality of color is broken into three characteristics. Colors Characteristics HUE describes a particular color of the visible spectrum, red, blue, green, and yellow. They are all called the pure or true colors. When white is added to a color it will become desaturated. Saturation displays the variances of the original hue.