---
name: "plHLS_RGB"
section: "3plplot"
platform: "linux"
package: "plplot-doc"
version: "5.3.1-4"
release: "Debian 3.1 (Sarge)"
platforms: ["linux"]
url: "https://new.carta.tech/plHLS_RGB"
---

# plHLS\_RGB(3plplot)

Convert HLS color to RGB

## NAME

**plHLS\_RGB** - Convert HLS color to RGB

## SYNOPSIS

**plHLS\_RGB**(*h*, *l*, *s*, *p\_r*, *p\_g*, *p\_b*)

## DESCRIPTION

Convert hls color coordinates to rgb

## ARGUMENTS

- *h* (PLFLT, input)

  Hue, in degrees on the colour cone (0.0-360.0)

- *l* (PLFLT, input)

  Lightness, expressed as a fraction of the axis of the colour cone (0.0-1.0)

- *s* (PLFLT, input)

  Saturation, expressed as a fraction of the radius of the colour cone (0.0-1.0)

- *p\_r* (PLFLT \*, output)

  Pointer to red intensity (0.0-1.0) of the colour

- *p\_g* (PLFLT \*, output)

  Pointer to green intensity (0.0-1.0) of the colour

- *p\_b* (PLFLT \*, output)

  Pointer to blue intensity (0.0-1.0) of the colour

## AUTHORS

Geoffrey Furnish and Maurice LeBrun wrote and maintain PLplot.  This man page was automatically generated from the DocBook source of the PLplot documentation, maintained by Alan W. Irwin and Rafael Laboissiere.

## SEE ALSO

PLplot documentation at http://plplot.sf.net/resources.