/*
  cpt-city: km/blue-yellow-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( 20,  20, 232)   0.000%,
  rgb( 20,  20, 232)   8.333%,
  rgb( 39,  39, 213)   8.333%,
  rgb( 39,  39, 213)  16.667%,
  rgb( 58,  58, 194)  16.667%,
  rgb( 58,  58, 194)  25.000%,
  rgb( 78,  78, 174)  25.000%,
  rgb( 78,  78, 174)  33.333%,
  rgb( 97,  97, 155)  33.333%,
  rgb( 97,  97, 155)  41.667%,
  rgb(116, 116, 136)  41.667%,
  rgb(116, 116, 136)  50.000%,
  rgb(136, 136, 116)  50.000%,
  rgb(136, 136, 116)  58.333%,
  rgb(155, 155,  97)  58.333%,
  rgb(155, 155,  97)  66.667%,
  rgb(174, 174,  78)  66.667%,
  rgb(174, 174,  78)  75.000%,
  rgb(194, 194,  58)  75.000%,
  rgb(194, 194,  58)  83.333%,
  rgb(213, 213,  39)  83.333%,
  rgb(213, 213,  39)  91.667%,
  rgb(232, 232,  20)  91.667%,
  rgb(232, 232,  20) 100.000%
);