Description Usage Arguments Details Value Author(s) Examples

Returns a rainbow of colours, permuted so that adjacent elements constrast each other as much as possible.

1 |

`x` |
number of colours in the rainbow. |

`...` |
other arguments to be passed to |

The permutation is chosen by finding the largest coprime of `x`

that is not greater than `x`

/2, and using that coprime as an
increment size to cycle through the normal rainbow.

A vector of colours of length `x`

.

Toby Johnson Toby.x.Johnson@gsk.com

1 2 3 | ```
## contrasting colours suitable for Manhattan plot for 22 autosomes
plot(1:22, rep(1, 22), pch = 22, cex = 2, ann = FALSE,
yaxt = "n", bg = contrasting.rainbow(22))
``` |

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