RGBColVec {Heatplus} | R Documentation |
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.
RGBColVec(nrgcols = 12) RainbowPastel(n, blanche = 200, ...)
nrgcols, n |
desired number of colors |
blanche |
the amount of whiteness added; value between 0 and 255 |
... |
extra arguments to rainbow |
A character vector of length nrgcols
or n
giving the RGB codes for the colors.
RGBColVec
is based on function rgcolors.func
in package sma
by Sandrine Dudoit and Jane Fridlyand.
RGBColVec
as documented and RainbowPastel
by Alexander Ploner
# 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))