// cpt-city: gacruxa/zurzach/zurzach-20 (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_20 =
color_map {
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  [1.00000 color rgbf <0.7412,0.5647,0.5294,0.0000>]
}