Color

Posterize

Posterisation by tonal steps: fewer levels, harder edges.

Posterize: a color effect on the built-in sample photograph. Computed on your machine right now.
Open Posterize in the studio

Controls

levels
How many tonal steps are left. Above sixteen the steps stop reading as steps
mode
Luma quantizes brightness and paints it grey; rgb quantizes each channel for the classic look; hsl keeps hue and only steps the lightness
contrast
A number from -1 to 1, 0 by default.
gamma
Moves where the steps fall: above one they crowd into the highlights, below one into the shadows

Starting points

Nearby in Color