# morgenstemning v1.0

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## Color schemes compatible with red-green color perception difficulties

This package is a port of the MATLAB colourmap functions accompanying the paper M. Geissbuehler and T. Lasser, "How to display data by color schemes compatible with red-green color perception deficiencies," Opt. Express 21, 9862-9874 (2013) to R.

# morgenstemning

An R package for generating colorblind-safe color palettes. Ported from MATLAB code accompanying the article

M. Geissbuehler and T. Lasser, How to display data by color schemes compatible with red-green color perception deficiencies, Opt. Express 21, 9862-9874 (2013) (doi:10.1364/OE.21.009862)

available from the EPFL Laboratoire d'Optique Biomedicale website.

## Licence information

These colormaps are free software: you can redistribute and/or modify them under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. These colormaps are distributed in the hope that they will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

As well as ported MATLAB code, this package also includes some MATLAB-derived functions for cubic spline fitting taken from the pracma package, which is also licenced under GPL-3.

## Functions in morgenstemning

 Name Description ametrine Create a colorblind-safe vector of n quasi-isoluminent colors. morgenstemning Create a colorblind-safe vector of n contiguous colors. isolum Create a colorblind-safe vector of n isoluminent colors. No Results!

## Details

 URL https://github.com/ajdm/morgenstemning License GPL-3 LazyData true Packaged 2014-02-27 23:12:43 UTC; ajdm NeedsCompilation no Repository CRAN Date/Publication 2014-02-28 07:00:53
 depends base (>= 2.15.0) , R (>= 2.15.0) suggests testthat Contributors James Manton, Matthias Geissbuehler