Create RGB Colors

Share:

Description

This function creates colors of class RGB; a subclass of the virtual “color” class.

Usage

1
RGB(R, G, B, names)

Arguments

R,G,B

these arguments give the red, green and blue intensities of the colors (the values should lie between 0 and 1). The values can be provided in separate R, G and B vectors or in a three-column matrix passed as R.

names

A vector of names for the colors (by default the row names of R are used).

Details

This function creates colors in the linearized sRGB color space (IEC standard 61966).

Value

An object of class “RGB” which inherits from class “color.”

Author(s)

Ross Ihaka

References

www.srgb.com

See Also

sRGB, HSV, XYZ, LAB, polarLAB, LUV, polarLUV.

Examples

1
2
3
# Create a random set of colors
set.seed(1)
RGB(R = runif(20), G = runif(20), B = runif(20))