rgb
A colour from red, green and blue channels, each 0-255 (out-of-range values are clamped). The result is colour text such as "#ff1124", usable anywhere a colour is: draw(), penColor(), plot(), ...
r(number) --g(number) --b(number) --
Colors
rgba
rgb() with an opacity a from 0 (transparent) to 1 (opaque); the result is "#rrggbbaa".
r(number) --g(number) --b(number) --a(number) -- opacity, 0 to 1
hsl
A colour from hue (degrees round the colour wheel: 0 red, 120 green, 240 blue), saturation and lightness (both in percent, 0-100) -- CSS hsl(h, s%, l%).
h(number) -- degreess(number) -- percentl(number) -- percent
hsla
hsl() with an opacity a from 0 to 1.
h(number) --s(number) --l(number) --a(number) -- opacity, 0 to 1
mix
The colour t of the way from c1 (t = 0) to c2 (t = 1), mixed in sRGB like CSS color-mix().
c1(colour) --c2(colour) --t(number) -- 0 to 1
lighter
The colour with its HSL lightness raised by p percentage points.
c(colour) --p(number) -- percentage points
darker
The colour with its HSL lightness lowered by p percentage points.
c(colour) --p(number) -- percentage points
withAlpha
The same colour with opacity a (0 transparent, 1 opaque).
c(colour) --a(number) -- opacity, 0 to 1
rainbow
A list of n evenly spaced hues (full saturation, lightness 50%), starting at red.
n(number) --