This function creates a vector of n “contiguous” colors,
corresponding to n intensities (between 0 and 1) of the red, green
and blue primaries, with the blue intensities set to zero. The
values returned by
rgcolors.func can be used with a
col= specification in graphics functions or in
the number of colors (>= 1) to be used in the red and green palette.
a character vector of color names. Colors are specified directly in terms of their RGB components with a string of the form "\#RRGGBB", where each of the pairs RR, GG, BB consist of two hexadecimal digits giving a value in the range 00 to FF.
1 2 3
rgcolors.func(n=5) ## The following vector is returned: ## "#00FF00" "#40BF00" "#808000" "#BF4000" "#FF0000"
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