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What do the color pickers H, S and B in PS mean?
H, S and B in the color picker in PS represent hue, saturation and brightness respectively.

Tone: refers to the basic tone of the picture color. Usually, the colors of a color picture are divided into three types: cool color, warm color and intermediate color.

Saturation: Saturation refers to the chromaticity of image color. For each color, there is an artificially designated standard color. Saturation is a physical quantity that describes the similarity between color and standard color.

Brightness: Brightness is the brightness of graphic primary colors of various colors (for example, the primary colors of RGB images are R, G, B or various tones), and brightness level is also the adjustment of brightness.

Extended data:

Method of Adjusting Tone/Saturation in PS

1, Photoshop opens the picture.

2. After 2.Photoshop opens the picture, press Ctrl+U to bring up the hue saturation.

3. Click and drag the saturation, and the screen will change accordingly.