It's helped by pulling the green towards blue and the red towards yellow,
but they are probably the hardest to distinguish in the set.
Which emphasizes that, while it's good to start with a colorblind-friendly
set of colors, the person making the figure also has the responsibility to
choose how to use those colors carefully so that the categories that are
most important to distinguish aren't colored with red and green.
On Mon, Feb 16, 2015 at 3:32 PM, Eric Firing <efir...@hawaii.edu> wrote:
> On 2015/02/16 1:19 PM, Michael Waskom wrote:
>
>> Here are two palettes that are optimized for colorblindness:
>> http://www.cookbook-r.com/Graphs/Colors_%28ggplot2%29/#
>> a-colorblind-friendly-palette
>>
>>
> Strange--they have both red and green, so I would never have expected them
> to work. The yellow looks too light to work well on a light background,
> especially for projecting slides.
>
> Eric
>
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