User interface operation54
Hue / Saturation / Lightness
Adjusts the hue, saturation, and lightness of an image. This button becomes
available when the Color Adjustment button is clicked. You can type values in
the boxes, or you can drag the sliders.
Hue
Specify a value in the Hue box to adjust the hue.
Note that the level of intensity of a color changes as the hue is adjusted.
Saturation
Specify a value in the Saturation box to adjust the saturation level of the color.
The level of saturation indicates whether the color is pale or rich.
Lightness
Specify a value in the Lightness box to adjust the color strength.