Saturation in image processing

Saturation describes the intensity of the color. And lightness refers to how light or dark the color is. A grayscale or black-and-white photo has no color saturation, while a full-color photo of a field of sunlit wildflowers might be extremely saturated.

1. What is hue and saturation?
2. How does saturation affect an image?
3. What is saturation and contrast?
4. What is vibrance and saturation?

What is hue and saturation?

Hue is determined by the dominant wavelength of the visible spectrum. It is the attribute that permits colors to be classified as red, yellow, green, blue, or an intermediate color. Saturation pertains the amount of white light mixed with a hue.

How does saturation affect an image?

Saturation refers to the intensity of a color. The higher the saturation of a color, the more vivid it is. The lower the saturation of a color, the closer it is to gray. Lowering the saturation of a photo can have a “muting” or calming effect, while increasing it can increase the feel of the vividness of the scene.

What is saturation and contrast?

Saturation is the intensity of a color, so if the image is unsaturated, it becomes black and white. Contrast is intensify the difference of two colors. So say if you are to enhance the contrast of a black and white photo, black will become darker and white will become lighter.

What is vibrance and saturation?

The Vibrance slider affects the intensity of colors. It has the strongest effect on muted colors in the image. The Saturation slider increases the color intensity of all colors in the image.