Heatplus (version 2.18.0)

RGBColVec: Alternative color schemes

Description

RGBColVec returns a vector of colors that is equally spaced from red through black to green, suitable for heatmaps.

RainbowPastel returns a vector of colors like rainbow, but more pastelly.

Usage

RGBColVec(nrgcols = 12)
RainbowPastel(n, blanche = 200, ...)

Arguments

nrgcols, n

desired number of colors

blanche

the amount of whiteness added; value between 0 and 255

...

extra arguments to rainbow

Value

A character vector of length nrgcols or n giving the RGB codes for the colors.

See Also

heat.colors

Examples

 # A Color Wheel
pie(rep(1,12), col=RGBColVec(12))

# A color wheel in the original rainbow
pie(rep(1,6), col=rainbow(6))

# Pastel
pie(rep(1,6), col=RainbowPastel(6))

# Less whiteness
pie(rep(1,6), col=RainbowPastel(6, blanche=127))

# More steps require less whiteness
pie(rep(1,12), col=RainbowPastel(12, blanche=60))

# Test your screen & eyes: any differences?
pie(rep(1,12), col=RainbowPastel(12, blanche=80))