Rotate the colors around the hue wheel — clr_rotate • prismatic

Rotate the colors around the hue wheel

Usage

clr_rotate(col, degrees = 0)

Source

https://en.wikipedia.org/wiki/HCL_color_space

Arguments

col: a color object or vector of any of the three kinds of R color specifications, i.e., either a color name (as listed by colors()), a hexadecimal string of the form "#rrggbb" or "#rrggbbaa" (see rgb), or a positive integer i meaning palette()[i].
degrees: Numeric between 0 and 360, denoting the amount of degrees the colors should be rotated. Defaults to 0.

Value

a colors object of same length as col.

Details

The colors will be transformed to HCL color space (Hue-Chroma-Luminance) where the hue of the color will be rotation.

Examples

plot(clr_rotate(terrain.colors(10)))


plot(clr_rotate(terrain.colors(10), degrees = 90))


plot(clr_rotate(terrain.colors(10), degrees = 180))


plot(clr_rotate(rep("magenta", 11), degrees = seq(0, 360, length.out = 11)))