[My Gallery of Graphs] Mastering the art of building classic and stylish graphics in R: Color Palettes in R. This document constains some examples of color palettes that can be used in R graphs.

1. Color Palettes in R
Author: Michel Alves dos Santos
[[www.michelalves.com :: http://www.lcg.ufrj.br/Members/malves/ ]]

3. #------------------------------------------------------------------------------#
# Color Palettes.
# Date : 20 February, 2012
# Author : Michel Alves dos Santos
#------------------------------------------------------------------------------#
#------------------------------------------------------------------------------#
# Loading required libraries
#------------------------------------------------------------------------------#
require(RColorBrewer)
#------------------------------------------------------------------------------#
# Color Settings
#------------------------------------------------------------------------------#
my.palette.nc <- 255 # number of colors
my.palette.rc <- 1:205 # range of colors
#-------------------------------------------------------------------------------
# Color Palettes - Definition of names and component colors
#-------------------------------------------------------------------------------
# Matlab falshy jet color
jet.colors.palette <- c("#00007F", "blue", "#007FFF", "cyan", "#7FFF7F", "yellow", "#FF7F00", "red", "#7F0000")
# Pastel palette
my.pastel.palette <- rev(c("#62739F", "#8DABBD", "#AB9EB0", "#FFF0A7", "#F4BAA4"))
# Sequential RColorBrewer: for more information type display.brewer.all() or display.brewer.all(type="seq")
# The sequential palettes names are: Blues BuGn BuPu GnBu Greens Greys Oranges OrRd PuBu PuBuGn PuRd
# Purples RdPu Reds YlGn YlGnBu YlOrBr YlOrRd. All the sequential palettes are available in variations from 3
# different values up to 9 different values.
YlGnBuPalette <- brewer.pal(9, "YlGnBu")
YlOrBrPalette <- brewer.pal(9, "YlOrBr")
YlOrRdPalette <- brewer.pal(9, "YlOrRd")
# Divergent RColorBrewer: type display.brewer.all(type="div"). The diverging palettes are: BrBG PiYG PRGn
# PuOr RdBu RdGy RdYlBu RdYlGn Spectral. All the diverging palettes are available in variations from 3
# different values up to 11 different values.
SpectralPalette <- brewer.pal(11, "Spectral")
RdYlGnPalette <- brewer.pal(11, "RdYlGn")
RdYlBuPalette <- brewer.pal(11, "RdYlBu")
# Qualitative RColorBrewer: type display.brewer.all(type="qual"). For qualitative palettes, the lowest
# number of distinct values available always is 3, but the largest number is different for different palettes.
# It is given together with the palette names in the following table: Accent 8 Dark2 8 Paired 12 Pastel1 9
# Pastel2 8 Set1 9 Set2 8 Set3 12
Pastel1Palette <- brewer.pal(9, "Pastel1")
Pastel2Palette <- brewer.pal(8, "Pastel2")
#------------------------------------------------------------------------------#
# Deifinition of Palettes with number of color equal to: my.palette.nc
#------------------------------------------------------------------------------#
# Palette using rainbow palette
RainbowPalette <- colorRampPalette(rev(rainbow(300)[my.palette.rc]))(my.palette.nc)
RainbowPaletteV2 <- colorRampPalette((rainbow(300)[my.palette.rc]))(my.palette.nc)
RainbowPaletteV3 <- colorRampPalette(rev(rainbow(600)[my.palette.rc]))(my.palette.nc)
RainbowPaletteV4 <- colorRampPalette((rainbow(600)[my.palette.rc]))(my.palette.nc)
RainbowPaletteV5 <- colorRampPalette(rev(rainbow(800)[my.palette.rc]))(my.palette.nc)
RainbowPaletteV6 <- colorRampPalette((rainbow(800)[my.palette.rc]))(my.palette.nc)
# Red Blue Palette
RedBluePalette <- colorRampPalette(c("red", "white", "blue"))(my.palette.nc)
# Red Blue Palette with lab space
RedBlueLabPalette <- colorRampPalette(c("red", "white", "blue"), space = "Lab")(my.palette.nc)
# Blue Orange palette
BlueOrangePalette <- colorRampPalette(c("blue", "cyan", "green", "yellow", "orange", "red"))(my.palette.nc)
# Heat Color palette
HeatPalette <- rev( heat.colors(my.palette.nc, alpha = .75) )
# Terrain Color Palette
TerrainPalette <- rev( terrain.colors(2*my.palette.nc, alpha = .75) )
# Rainbow Green to Red Palette
GreenToRedPalette <- rev( rainbow(5*my.palette.nc, alpha = .55)[0: 400] )
# Rainbow Green to Red Palette version 2
GreenToRedPaletteV2 <- c( rainbow(my.palette.nc, start = 0, end = 0.4) )
# Topo Color Palette
TopoPalette <- rev( topo.colors(10*my.palette.nc, alpha = .50)[0:840] )
# Cm Color Palette
CmPalette <- cm.colors(5*my.palette.nc, alpha = 1)
# Matlab jetcolor palette
JetColorPalette <- colorRampPalette(jet.colors.palette)(my.palette.nc)

4. JetColorPalette <- colorRampPalette(jet.colors.palette)(my.palette.nc)
# Red Orange Blue Palette
RedOrangeBluePalette <- rev(colorRampPalette(c("red", "orange", "blue"), space = "Lab")(my.palette.nc))
# My Pastel Palette
MyPastelOrangeBluePalette <- (colorRampPalette(my.pastel.palette)(my.palette.nc))
# My Color Brewer Palettes
MyColorBrewerYlGnBuPalette <- colorRampPalette(YlGnBuPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerYlOrBrPalette <- colorRampPalette(YlOrBrPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerYlOrRdPalette <- colorRampPalette(YlOrRdPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerSpectralPalette <- rev(colorRampPalette(SpectralPalette, interpolate = "spline")(my.palette.nc))
MyColorBrewerSpectralPaletteV2 <- colorRampPalette(SpectralPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerRdYlGnPalette <- colorRampPalette(RdYlGnPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerRdYlBuPalette <- colorRampPalette(RdYlBuPalette, interpolate = "spline")(my.palette.nc)
MyColorBrewerPastel1Palette <- colorRampPalette(Pastel1Palette, interpolate = "spline")(my.palette.nc)
MyColorBrewerPastel2Palette <- colorRampPalette(Pastel2Palette, interpolate = "spline")(my.palette.nc)
#------------------------------------------------------------------------------#
# Harmonized palettes. For more combinations access: http://design-seeds.com/,
# www.colourlovers.com/browse, www.color-hex.com/color-palettes/,
# www.colorcombos.com
#------------------------------------------------------------------------------#
RedBlueRedPalette <- colorRampPalette(c("red", "blue", "darkred"), interpolate = "spline")(my.palette.nc)
DarkBlueToBlackPalette <- colorRampPalette(c("darkblue", "red", "orange", "black"), interpolate = "spline")
(my.palette.nc)
YellowToBlackPalette <- colorRampPalette(rev(c("#191919", "#DFE2DB", "#FFF056", "#FFFFFF")), interpolate =
"spline")(my.palette.nc)
GreenToOrangePalette <- colorRampPalette((c("#585858", "#118C4E", "#C1E1A6", "#FF9009")), interpolate = "spline")
(my.palette.nc)
OrangeToDarkGreyPalette <- colorRampPalette(rev(c("#404040", "#6DBDD6", "#B71427", "#FFE658")), interpolate =
"spline")(my.palette.nc)
GrayOrangeGreenPalette <- colorRampPalette(rev(c("#558C89", "#74AFAD", "#D9853B", "#ECECEA")), interpolate =
"spline")(my.palette.nc)
GreenLemonPalette <- colorRampPalette(rev(c("#005A31", "#A8CD1B", "#CBE32D", "#F3FAB6")), interpolate =
"spline")(my.palette.nc)
OrangeToCyanPalette <- colorRampPalette(rev(c("#A7DBD8", "#E0E4CC", "#F38630", "#FA6900")), interpolate =
"spline")(my.palette.nc)
BluePurpleWinePalette <- colorRampPalette(rev(c("#F7F5EB", "#EFD7D7", "#E6B8C2", "#B594B2", "#8470A1")),
interpolate = "spline")(my.palette.nc)
BrownCoffeePalette <- colorRampPalette(rev(c("#E2AA79", "#BE7554", "#9B5730", "#823A21", "#5E3B25")),
interpolate = "spline")(my.palette.nc)
WaterLightBluePalette <- colorRampPalette((c("#5DBCD2", "#D9E6F6", "#7288C4", "#CFCFE7", "#F2E0F0")), interpolate =
"spline")(my.palette.nc)
TerraCotaBluePalette <- colorRampPalette((c("#E96D63", "#7FCA9F", "#85C1F5", '#4A789C', '#FCFEFD')), interpolate =
"spline")(my.palette.nc)
LightOrangeBluePalette <- colorRampPalette((c("#f7ecb2", "#c4d67a", "#3cb074", '#43cfc3', '#aaf0cd')), interpolate =
"spline")(my.palette.nc)
SandBrownBluePalette <- colorRampPalette((c("#ebe7e2", "#e3dbcf", "#d9c3a1", '#968f81', '#67a7db', '#c1dbeb')),
interpolate = "spline")(my.palette.nc)
SummerSunsetPalette <- colorRampPalette(rev(c('#b4bede', '#bf9bc7', '#5c4a80', '#5e485a', '#ffb891', '#fff7bd')),
interpolate = "spline")(my.palette.nc)
GradientBluePalette <- colorRampPalette((c('#ddecf6', '#99c6e5', '#56a1d5', '#33607f', '#19303f')), interpolate =
"spline")(my.palette.nc)
SwirlingRainbowPalette <- colorRampPalette(rev(c('#dfe3e2', '#97e7e8', '#3e8fd1', '#21596e', '#f7aaa6', '#e9f065')),
interpolate = "spline")(my.palette.nc)
BlackberryHuePalette <- colorRampPalette((c('#f6fab9', '#e3b571', '#5e2a3d', '#452c44', '#a3629c', '#b096ab')),
interpolate = "spline")(my.palette.nc)
HangingBluesPalette <- colorRampPalette((c('#f1d5f5', '#f6a8f7', '#c469e0', '#8f53b0', '#613d87', '#8763bd')),
interpolate = "spline")(my.palette.nc)
AquaLightBluePalette <- colorRampPalette((c("#ebdbd9", "#7db3a8", "#3d839c", "#57a7b5", "#73c1c7", "#a9d2de")),
interpolate = "spline")(my.palette.nc)
DesertCactusPalette <- colorRampPalette(rev(c("#ede1c0", "#97bd8c", "#738a7c", "#695f6b", "#de9a88", "#f5ccb8")),
interpolate = "spline")(my.palette.nc)
BonFireHuesPalette <- colorRampPalette(rev(c("#f2e9d9", "#dbc6b2", "#99786d", "#61564f", "#e0774e", "#f5d4a1")),
interpolate = "spline")(my.palette.nc)
PeacockPlumePalette <- colorRampPalette((c("#f2eee9", "#b8a2a0", "#61393e", "#e35349", "#91aacc", "#ededbe")),
interpolate = "spline")(my.palette.nc)
CrystalAquaPalette <- colorRampPalette(rev(c("#96ccd9", "#9cd1d6", "#ace0d8", "#c8d9d6", "#e6ddd6", "#ebebe4")),
interpolate = "spline")(my.palette.nc)
#------------------------------------------------------------------------------#
# Setting the current palette
#------------------------------------------------------------------------------#
ColorPalette.MyChosenPalette <- MyPastelOrangeBluePalette

105. The End.
Michel Alves dos Santos
Color Palettes in R
The surface used for display of the examples
is the representation of high-pass Gaussian
filter in the frequency domain.