Saturation of the output image.

The saturation parameter increases or decreases the intensity of the colors in an image.



value may be any number between -100 and 100.


  1. The default value is 0. This leaves the image unchanged.
  2. Valid values range from -100 to 100
  3. A value of -100 will generate a grayscale image.


Click the links to view the transformed image using a demo Fastly IO service.

Example usageDescription
?saturation=25Increase saturation by 25
?saturation=-100Decrease saturation by 100 (rendering the image grayscale)

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