[R] Creating a vector of colours that are as different from

[Thomas Lumley]

On Thu, 23 Dec 2004, Deborah Swayne wrote:

> Spencer Graves writes:
> >       There should be a caveat with psycho-visual experimentation:
> > Tufte (1983, p. 183) says that 5-10 percent of viewers are color
> > deficient or color blind.
>
> The vischeck.com web site provides examples that show color-normal
> people what the world looks like to people with different color
> deficiencies; I found it fascinating.  It even allows you to submit
> your own graphics to get an idea what they might look like to others.
> Now I might not have to bother my friend down the hall so often ...
>

The `dichromat' package in R also does this.

 	-thomas