Media

vcolor

Converts colors between RGB, HLS and YIQ.

Released v1.0.0 · 2026-09-28

Import

use "stdlib/color.ven"

Every function takes and returns three numbers between zero and one in a plain list, the same shape the RGB to HSV builtins use. Values outside that range pass through unchecked.

vcolor.ven

print rgb_to_hls(0.5, 0.25, 0.75)
:: prints: [0.75, 0.5, 0.5]

Reference (6 functions)

hls_channel
rgb_to_hls
hls_to_rgb
rgb_to_yiq
yiq_clamped
yiq_to_rgb

API reference

`hls_channel(m1, m2, hue)`

`rgb_to_hls(r, g, b)`

rgb_to_hls(0.5, 0.25, 0.75)
:: [0.75, 0.5, 0.5]

`hls_to_rgb(h, l, s)`

hls_to_rgb(0.75, 0.5, 0.5)
:: [0.4999999999999998, 0.25, 0.75]

`rgb_to_yiq(r, g, b)`

rgb_to_yiq(0.5, 0.25, 0.75)
:: [0.38, -0.011100000000000013, 0.20929999999999999]

`yiq_clamped(v)`

`yiq_to_rgb(y, i, q)`

yiq_to_rgb(0.4, 0.1, -0.05)
:: [0.4635103926096998, 0.4043057893294712, 0.20369515011547346]

API reference

hls_channel(m1, m2, hue)

rgb_to_hls(r, g, b)

hls_to_rgb(h, l, s)

rgb_to_yiq(r, g, b)

yiq_clamped(v)

yiq_to_rgb(y, i, q)

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