---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# pambrighten

> Change a PAM image's saturation and value.
> More information: <https://netpbm.sourceforge.net/doc/pambrighten.html>.

- Increase the saturation of each pixel by the specified percentage:

`pambrighten {{[-s|-saturation]}} {{value_percent}} {{path/to/image.pam}} > {{path/to/output.pam}}`

- Increase the value (from the HSV color space) of each pixel by the specified percentage:

`pambrighten {{[-va|-value]}} {{value_percent}} {{path/to/image.pam}} > {{path/to/output.pam}}`
