ggplot

Lab recommended color schemes selected from ColorBrewer2.org which are color blind safe

scale_fill_manual(values = c(REPLACE WITH GROUP COLOR RECOMMENDATION))

For 1 group - (printer friendly):

"#018571"

For 2 groups - (printer friendly):

"#d8b365", "#5ab4ac"

For 3 groups - (printer friendly):

- with white -

"#d8b365", "#f5f5f5", "#5ab4ac"

- without white -

"#dfc27d", "#80cdc1", "#018571"

For 4 groups - (printer friendly):

"#a6611a", "#dfc27d", "#80cdc1", "#018571"

For 5 groups - (printer friendly):

- with white -

"#a6611a", "#dfc27d", "#f5f5f5", "#80cdc1", "#018571"

- without white -

"#d8b365", "#f6e8c3", "#c7eae5", "#5ab4ac", "#01665e"

For 6 groups - (printer friendly):

"#8c510a", "#d8b365", "#f6e8c3", "#c7eae5", "#5ab4ac", "#01665e"

For 7 groups:

- with white -

"#8c510a", "#d8b365", "#f6e8c3", "#f5f5f5", "#c7eae5", "#5ab4ac", "#01665e"

- without white -

"#bf812d", "#dfc27d", "#f6e8c3", "#c7eae5", "#80cdc1", "#35978f", "#01665e"

For 8 groups:

"#8c510a", "#bf812d", "#dfc27d", "#f6e8c3", "#c7eae5", "#80cdc1", "#35978f", "#01665e"

For 9 groups:

- with white -

"#8c510a", "#bf812d", "#dfc27d", "#f6e8c3", "#f5f5f5", "#c7eae5", "#80cdc1", "#35978f", "#01665e"

- without white -

"#8c510a", "#bf812d", "#dfc27d", "#f6e8c3", "#c7eae5", "#80cdc1", "#35978f", "#01665e", "#003c30"

For 10 groups:

"#543005", "#8c510a", "#bf812d", "#dfc27d", "#f6e8c3", "#c7eae5", "#80cdc1", "#35978f", "#01665e", "#003c30"

For 11 groups:

"#543005", "#8c510a", "#bf812d", "#dfc27d", "#f6e8c3", "#f5f5f5", "#c7eae5", "#80cdc1", "#35978f", "#01665e", "#003c30"

An additional set of color-blind safe colors if more than eleven unique group colors are required:

#67001f

#b2182b

#d6604d

#f4a582

#fddbc7

#f7f7f7

#d1e5f0

#92c5de

#4393c3

#2166ac

#053061