/*
  cpt-city: km/green-red-d12 (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(  6, 125,   1)   0.000%,
  rgb(  6, 125,   1)   8.333%,
  rgb( 19, 120,   3)   8.333%,
  rgb( 19, 120,   3)  16.667%,
  rgb( 33, 116,   5)  16.667%,
  rgb( 33, 116,   5)  25.000%,
  rgb( 47, 110,   8)  25.000%,
  rgb( 47, 110,   8)  33.333%,
  rgb( 62, 105,  10)  33.333%,
  rgb( 62, 105,  10)  41.667%,
  rgb( 78, 100,  12)  41.667%,
  rgb( 78, 100,  12)  50.000%,
  rgb( 94,  93,  15)  50.000%,
  rgb( 94,  93,  15)  58.333%,
  rgb(112,  88,  18)  58.333%,
  rgb(112,  88,  18)  66.667%,
  rgb(129,  82,  21)  66.667%,
  rgb(129,  82,  21)  75.000%,
  rgb(149,  75,  24)  75.000%,
  rgb(149,  75,  24)  83.333%,
  rgb(168,  68,  28)  83.333%,
  rgb(168,  68,  28)  91.667%,
  rgb(188,  61,  31)  91.667%,
  rgb(188,  61,  31) 100.000%
);