Hue, Value and Chroma

Hue: The colour of an image or object. eg: "the hue of her face was bright red"

Value: adding black and white to an image to give us a shade or a tint. eg: adding white to red to give a pink tint, adding black to red to give us a brown shade.

Chroma: The intensity or purity of a colour also known as saturation. eg: reducing the intensity of the shades and tints of the image.