// 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>]
  [0.03003 color rgbf <0.8039,0.5373,0.4118,0.0000>]
  [0.06006 color rgbf <0.8196,0.5647,0.4275,0.0000>]
  [0.08984 color rgbf <0.8392,0.5961,0.4510,0.0000>]
  [0.11987 color rgbf <0.8627,0.6275,0.4706,0.0000>]
  [0.14990 color rgbf <0.8824,0.6588,0.4902,0.0000>]
  [0.17993 color rgbf <0.8941,0.6784,0.5020,0.0000>]
  [0.20972 color rgbf <0.8980,0.6863,0.5059,0.0000>]
  [0.23975 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.24097 color rgbf <0.8667,0.6471,0.4627,0.0000>]
  [0.24243 color rgbf <0.8157,0.5765,0.4039,0.0000>]
  [0.24365 color rgbf <0.7608,0.5020,0.3451,0.0000>]
  [0.24487 color rgbf <0.7059,0.4235,0.2784,0.0000>]
  [0.24609 color rgbf <0.6471,0.3451,0.2118,0.0000>]
  [0.24756 color rgbf <0.5922,0.2667,0.1490,0.0000>]
  [0.24878 color rgbf <0.5608,0.2235,0.1098,0.0000>]
  [0.25000 color rgbf <0.5490,0.2078,0.0980,0.0000>]
  [0.28052 color rgbf <0.5647,0.2275,0.1137,0.0000>]
  [0.31079 color rgbf <0.6039,0.2745,0.1529,0.0000>]
  [0.34131 color rgbf <0.6627,0.3451,0.2078,0.0000>]
  [0.37158 color rgbf <0.7255,0.4275,0.2745,0.0000>]
  [0.40210 color rgbf <0.7882,0.5098,0.3451,0.0000>]
  [0.43237 color rgbf <0.8431,0.5843,0.4078,0.0000>]
  [0.46289 color rgbf <0.8824,0.6431,0.4627,0.0000>]
  [0.49316 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.49414 color rgbf <0.8588,0.6824,0.5059,0.0000>]
  [0.49487 color rgbf <0.8157,0.6706,0.5059,0.0000>]
  [0.49585 color rgbf <0.7333,0.6353,0.4941,0.0000>]
  [0.49658 color rgbf <0.6627,0.6039,0.4824,0.0000>]
  [0.49756 color rgbf <0.5725,0.5569,0.4588,0.0000>]
  [0.49829 color rgbf <0.5137,0.5255,0.4471,0.0000>]
  [0.49927 color rgbf <0.4588,0.4980,0.4314,0.0000>]
  [0.50000 color rgbf <0.4471,0.4902,0.4275,0.0000>]
  [0.53076 color rgbf <0.4706,0.5020,0.4314,0.0000>]
  [0.56177 color rgbf <0.5255,0.5294,0.4431,0.0000>]
  [0.59253 color rgbf <0.6039,0.5686,0.4549,0.0000>]
  [0.62329 color rgbf <0.6941,0.6078,0.4745,0.0000>]
  [0.65405 color rgbf <0.7804,0.6471,0.4863,0.0000>]
  [0.68506 color rgbf <0.8471,0.6745,0.4980,0.0000>]
  [0.71582 color rgbf <0.8902,0.6902,0.5020,0.0000>]
  [0.74658 color rgbf <0.8902,0.6784,0.4941,0.0000>]
  [0.74707 color rgbf <0.8235,0.6275,0.4706,0.0000>]
  [0.74756 color rgbf <0.6980,0.5412,0.4314,0.0000>]
  [0.74780 color rgbf <0.6235,0.4902,0.4078,0.0000>]
  [0.74829 color rgbf <0.4549,0.3765,0.3608,0.0000>]
  [0.74878 color rgbf <0.2902,0.2706,0.3137,0.0000>]
  [0.74927 color rgbf <0.1529,0.1765,0.2706,0.0000>]
  [0.74951 color rgbf <0.1020,0.1412,0.2549,0.0000>]
  [0.75000 color rgbf <0.0549,0.1059,0.2392,0.0000>]
  [0.78125 color rgbf <0.0784,0.1137,0.2392,0.0000>]
  [0.81250 color rgbf <0.1451,0.1490,0.2549,0.0000>]
  [0.84375 color rgbf <0.2471,0.2078,0.2745,0.0000>]
  [0.87500 color rgbf <0.3725,0.2784,0.3020,0.0000>]
  [0.90625 color rgbf <0.5020,0.3529,0.3333,0.0000>]
  [0.93750 color rgbf <0.6235,0.4235,0.3608,0.0000>]
  [0.96875 color rgbf <0.7255,0.4824,0.3843,0.0000>]
  [1.00000 color rgbf <0.7922,0.5216,0.4000,0.0000>]
}