carta
al_color_rgb_to_hsl(3)

al_color_rgb_to_hsl3

Allegro 5 api

Overview

Given an RGB triplet with components in the range 0..1, return the hue in degrees from 0..360 and saturation and lightness in the range 0..1.

From allegro 5.2.11.3-2 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.