// cpt-city: gacruxa/zurzach/zurzach-19 (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/zurzach
#declare zurzach_19 =
color_map {
  [0.00000 color rgbf <0.7412,0.5647,0.5294,0.0000>]
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  [0.04541 color rgbf <0.7412,0.5529,0.5216,0.0000>]
  [0.05689 color rgbf <0.7412,0.5529,0.5216,0.0000>]
  [0.06811 color rgbf <0.7412,0.5529,0.5216,0.0000>]
  [0.07959 color rgbf <0.7412,0.5569,0.5255,0.0000>]
  [0.09082 color rgbf <0.7412,0.5647,0.5294,0.0000>]
  [0.09131 color rgbf <0.7412,0.5843,0.5412,0.0000>]
  [0.09155 color rgbf <0.7412,0.6000,0.5490,0.0000>]
  [0.09204 color rgbf <0.7412,0.6353,0.5725,0.0000>]
  [0.09229 color rgbf <0.7412,0.6510,0.5804,0.0000>]
  [0.09277 color rgbf <0.7412,0.6902,0.6039,0.0000>]
  [0.09302 color rgbf <0.7412,0.7059,0.6157,0.0000>]
  [0.09351 color rgbf <0.7412,0.7333,0.6314,0.0000>]
  [0.09375 color rgbf <0.7412,0.7412,0.6353,0.0000>]
  [0.10474 color rgbf <0.7412,0.7490,0.6392,0.0000>]
  [0.11572 color rgbf <0.7451,0.7529,0.6471,0.0000>]
  [0.12671 color rgbf <0.7490,0.7529,0.6471,0.0000>]
  [0.13794 color rgbf <0.7529,0.7529,0.6471,0.0000>]
  [0.14893 color rgbf <0.7569,0.7490,0.6471,0.0000>]
  [0.15991 color rgbf <0.7569,0.7451,0.6471,0.0000>]
  [0.17090 color rgbf <0.7529,0.7412,0.6392,0.0000>]
  [0.18189 color rgbf <0.7412,0.7412,0.6353,0.0000>]
  [0.18213 color rgbf <0.7294,0.7412,0.6275,0.0000>]
  [0.18262 color rgbf <0.6941,0.7412,0.6118,0.0000>]
  [0.18286 color rgbf <0.6706,0.7412,0.6000,0.0000>]
  [0.18335 color rgbf <0.6235,0.7412,0.5765,0.0000>]
  [0.18359 color rgbf <0.6000,0.7412,0.5647,0.0000>]
  [0.18384 color rgbf <0.5765,0.7412,0.5529,0.0000>]
  [0.18433 color rgbf <0.5412,0.7412,0.5373,0.0000>]
  [0.18457 color rgbf <0.5294,0.7412,0.5294,0.0000>]
  [0.19482 color rgbf <0.5176,0.7412,0.5255,0.0000>]
  [0.20532 color rgbf <0.5098,0.7451,0.5216,0.0000>]
  [0.21558 color rgbf <0.5059,0.7451,0.5216,0.0000>]
  [0.22607 color rgbf <0.5020,0.7490,0.5216,0.0000>]
  [0.23633 color rgbf <0.5059,0.7490,0.5255,0.0000>]
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  [0.25708 color rgbf <0.5176,0.7451,0.5294,0.0000>]
  [0.26733 color rgbf <0.5294,0.7412,0.5294,0.0000>]
  [0.26807 color rgbf <0.5490,0.7294,0.5294,0.0000>]
  [0.26880 color rgbf <0.5765,0.7176,0.5294,0.0000>]
  [0.26929 color rgbf <0.6000,0.7059,0.5294,0.0000>]
  [0.27002 color rgbf <0.6353,0.6863,0.5294,0.0000>]
  [0.27075 color rgbf <0.6706,0.6706,0.5294,0.0000>]
  [0.27148 color rgbf <0.7020,0.6549,0.5294,0.0000>]
  [0.27197 color rgbf <0.7216,0.6471,0.5294,0.0000>]
  [0.27270 color rgbf <0.7412,0.6353,0.5294,0.0000>]
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  [0.30371 color rgbf <0.7529,0.6196,0.5216,0.0000>]
  [0.31421 color rgbf <0.7490,0.6157,0.5176,0.0000>]
  [0.32446 color rgbf <0.7412,0.6157,0.5137,0.0000>]
  [0.33472 color rgbf <0.7373,0.6196,0.5137,0.0000>]
  [0.34522 color rgbf <0.7373,0.6235,0.5176,0.0000>]
  [0.35547 color rgbf <0.7412,0.6353,0.5294,0.0000>]
  [0.35620 color rgbf <0.7529,0.6549,0.5490,0.0000>]
  [0.35693 color rgbf <0.7647,0.6824,0.5765,0.0000>]
  [0.35742 color rgbf <0.7765,0.7059,0.6000,0.0000>]
  [0.35815 color rgbf <0.7922,0.7412,0.6353,0.0000>]
  [0.35889 color rgbf <0.8118,0.7765,0.6706,0.0000>]
  [0.35962 color rgbf <0.8275,0.8078,0.7020,0.0000>]
  [0.36011 color rgbf <0.8353,0.8275,0.7216,0.0000>]
  [0.36084 color rgbf <0.8471,0.8471,0.7412,0.0000>]
  [0.44067 color rgbf <0.8510,0.8588,0.7529,0.0000>]
  [0.52075 color rgbf <0.8549,0.8627,0.7569,0.0000>]
  [0.60059 color rgbf <0.8549,0.8627,0.7569,0.0000>]
  [0.68042 color rgbf <0.8549,0.8588,0.7529,0.0000>]
  [0.76025 color rgbf <0.8510,0.8549,0.7490,0.0000>]
  [0.84033 color rgbf <0.8510,0.8510,0.7451,0.0000>]
  [0.92017 color rgbf <0.8471,0.8471,0.7412,0.0000>]
  [1.00000 color rgbf <0.8471,0.8471,0.7412,0.0000>]
}