Contrast

This property controls the display of colored images. The valid range for the contrast property is from 0.0 to 100.0, where 1.0 is the default value, 0.0 is the most lowest contrast and 100.0 is the highest contrast.

Note: This property has no effect on black-and-white images. 
Contrast As Double

Possible values

0.0 to 100.0

Default value: 1.0

Lowest contrast: 0.0

Highest contrast: 100.0