Levels adjustment

Adjust the tonal values and color balance of an image by setting the black point, white point, and gamma. Adjusting the levels affects the pixel distribution within an image.

Before
After
Before and after adjustment applied.

About levels and color information

Apart from manipulating tonality globally (Master option), levels can also be used for adjusting individual color channels. The following color models are available from the dialog (with the subsequent options listed):

See Color models for more information.

Settings

The following settings can be adjusted:

The following options are also found on the dialog:

SEE ALSO: