// cpt-city: gacruxa/mccahon/mccahon-23 (svg)
//
// Gradients based on integer sequences and traditional Japanese
// colours, by US-based digital artist Gacruxa.
//
// author: Gacruxa
// copyright: CC BY 3.0
// year: 2014
// url: https://phillips.shef.ac.uk/pub/cpt-city/gacruxa/mccahon
#declare mccahon_23 =
color_map {
  [0.00000 color rgbf <0.7922,0.5216,0.4000,0.0000>]
  [0.23975 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.25000 color rgbf <0.5490,0.2078,0.0980,0.0000>]
  [0.49316 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.50000 color rgbf <0.4471,0.4902,0.4275,0.0000>]
  [0.74658 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.75000 color rgbf <0.0549,0.1059,0.2392,0.0000>]
  [1.00000 color rgbf <0.7922,0.5216,0.4000,0.0000>]
}