Is the purity and saturation of color the same concept?

Category: Education/Academic/Examination>>College Entrance Examination

Analysis:

Saturation (Saturation) is one of the components of color, and it is also a photographer's Items of great importance

Three attributes of color

The so-called saturation actually refers to the purity of the color. The higher the purity, the more vivid the performance. The lower the purity, the lower the performance. Darker, in English, Saturation and Chroma mean the same thing.

Traditional well-known color systems, such as Munsell, Germany's DIN, Sweden's Nature Color, the United States' OSA, and Japan's co***os. When they classify and summarize color systems, they are mostly based on the three attributes of color - hue, saturation and brightness.

Netizens who have played PhotoImpact may notice that when selecting colors in PhotoImpact, in addition to displaying RGB values, the corresponding HSB values ??are also displayed. The HSB here refers to the hue (Hue ), Saturation and Brightness.

Hue - also called chromaticity, can be thought of as visible light of a specific wavelength, which is what we usually call red, blue, grass green... etc.

Hue wheel -->

Saturation (Saturation) - also called chroma, refers to the purity of color.

Brightness (Brightness) - refers to the brightness and darkness of color.

Digital cameras are still inferior to traditional cameras in terms of saturation performance, but relying on imaging software and Saturation calculations, digital photos can be corrected.