Hi Jake, maybe you can just revet the colours given to the scale:
scale_colour_gradientn(colours = rev(rainbow(5.5))) Best, Ulrik On Tue, 2 Aug 2016 at 16:41 Jake William Andrae <jake.and...@adelaide.edu.au> wrote: > Hello, > > This is my first time posting to the r-help mailing list and I'm a > relative amateur using R, so forgive my naivety. I am constructing a > ternary diagram using the ggtern extension of the ggplot package, and I'm > having some trouble with the colour gradient I want it to display. I have > attached the output plot, where a rainbow colour gradient can be seen, but > I really need these colours to be in reverse order. This is the command I > used to construct the plot; > > > #Plot construction > > > ggtern(data= C27_C29_C31, aes(x=C27,y=C29,z=C31))+geom_point(aes(colour= > GST),size=3)+theme_light()+theme_nogrid_minor()+scale_colour_gradientn(colours > = rainbow(5.5)) > > > Is there a simple way to reverse the colours in the scale_colour_gradientn > command? > > Kind regards, > Jake Andrae > > > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.