/*
  cpt-city: km/purple-orange-d13 (cpt)

  Diverging Color Maps for Scientific Visualization, Kenneth
  Moreland. ISVC '09: Proceedings of the 5th International
  Symposium on Advances in Visual Computing: Part II pp, 92-103

  author: Kenneth Moreland
  copyright: Public domain
  year: 2012
  url: https://phillips.shef.ac.uk/pub/cpt-city/km
*/
linear-gradient(
  0deg,
  rgb(127,  86, 165)   0.000%,
  rgb(127,  86, 165)   7.692%,
  rgb(157, 103, 173)   7.692%,
  rgb(157, 103, 173)  15.385%,
  rgb(185, 122, 181)  15.385%,
  rgb(185, 122, 181)  23.077%,
  rgb(207, 144, 188)  23.077%,
  rgb(207, 144, 188)  30.769%,
  rgb(221, 169, 197)  30.769%,
  rgb(221, 169, 197)  38.462%,
  rgb(227, 195, 208)  38.462%,
  rgb(227, 195, 208)  46.154%,
  rgb(223, 223, 223)  46.154%,
  rgb(223, 223, 223)  53.846%,
  rgb(239, 215, 179)  53.846%,
  rgb(239, 215, 179)  61.538%,
  rgb(248, 200, 136)  61.538%,
  rgb(248, 200, 136)  69.231%,
  rgb(249, 179,  97)  69.231%,
  rgb(249, 179,  97)  76.923%,
  rgb(242, 154,  64)  76.923%,
  rgb(242, 154,  64)  84.615%,
  rgb(227, 126,  38)  84.615%,
  rgb(227, 126,  38)  92.308%,
  rgb(206,  99,  19)  92.308%,
  rgb(206,  99,  19) 100.000%
);