# pnmquant > Quantize the colors in a PNM image into a smaller set. > This command is a combination of `pnmcolormap` and `pnmremap` and accepts the union of their options, except `-mapfile`. > More information: . - Generate an image using only `n_colors` or less colors as close as possible to the input image: `pnmquant {{n_colors}} {{path/to/input.pnm}} > {{path/to/output.pnm}}`