Thanks everyone! You've been a big help. I've only ever worked with a few colors before, so this is something new!
On Mon, Dec 9, 2013 at 1:46 PM, David Carlson <[email protected]> wrote: > The full details on the col= argument can be found in the > section titled "Color Specification" on the help page for par - > ?par. > > Basically, col= accepts color names, hexadecimal RGB, or an > integer designating a position on the current palette. You can > get the current palette using > > > palette() > [1] "black" "red" "green3" "blue" "cyan" "magenta" > "yellow" > [8] "gray" > > Any of these will give you red > > col="red" > col="#FF0000" > col=2 > > You can change the palette colors with the palette() function, > but some graphics functions draw axes, text, etc assuming the > first color in the palette is black so it may be better to > create a vector of the colors you want, eg. > > mc <- colors()[c(552, 254, 26)] > > and then use > > col=mc[1] > > ------------------------------------- > David L Carlson > Department of Anthropology > Texas A&M University > College Station, TX 77840-4352 > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Katharine > Miller > Sent: Monday, December 9, 2013 4:12 PM > To: [email protected] > Subject: [R] Problem with R colors > > Hello, > > I am having difficulty obtaining the correct colors in my R > charts. > > > colors()[c(552, 254, 26)] > [1] "red" "green" "blue" > > But, if I specify col=552 in my barplot, I get gray bars. > Likewise, > col=254 gives bright pink, and col=26 is a red-orange. I get > accurate > results when I spell out the names, but I am making a pallet > with 20- 30 > colors and it is a real pain to have to do that. Can anyone > help me figure > out what I am doing wrong? > > Thanks > > [[alternative HTML version deleted]] > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible > code. > > [[alternative HTML version deleted]] ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
