In chromatology, the three elements of hue, lightness and saturation are used to describe colors. Hue, also called hue, refers to the distinguishing characteristics of red, 주황색, 노란색, 녹색, 청록색, 파란색, 그리고 보라색. The hue depends on the selective absorption of visible light by the gem. 명도, also known as brightness or hue, 은 […]
