Returns the HSV values for a given R color name

Returns the HSV values for a given R color name

Usage

col2hsv(color)

Arguments

color

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].

Value

A matrix with a column for each color. The three rows of the matrix indicate hue, saturation and value and are named "h", "s", and "v" accordingly.

Examples

col2hsv("yellow")
#>        [,1]
#> h 0.1666667
#> s 1.0000000
#> v 1.0000000