/*
  cpt-city: nr/cdr/harris-cdr-13 (cpt)

  Schemes from Moses Harris’ coluor wheels in "The Natural System
  of Colours" (1766), recreated by Nicholas Rougeux 2025

  author: Nicholas Rougeux
  copyright: CC0 1.0
  year: 2025
  url: https://phillips.shef.ac.uk/pub/cpt-city/nr/cdr
*/
linear-gradient(
  0deg,
  rgb( 74,  50,  86)   0.000%,
  rgb( 74,  50,  86)  10.000%,
  rgb( 71,  50,  81)  10.000%,
  rgb( 71,  50,  81)  20.000%,
  rgb( 68,  49,  76)  20.000%,
  rgb( 68,  49,  76)  30.000%,
  rgb( 65,  49,  71)  30.000%,
  rgb( 65,  49,  71)  40.000%,
  rgb( 62,  49,  67)  40.000%,
  rgb( 62,  49,  67)  50.000%,
  rgb( 60,  49,  63)  50.000%,
  rgb( 60,  49,  63)  60.000%,
  rgb( 57,  48,  59)  60.000%,
  rgb( 57,  48,  59)  70.000%,
  rgb( 54,  48,  56)  70.000%,
  rgb( 54,  48,  56)  80.000%,
  rgb( 50,  45,  51)  80.000%,
  rgb( 50,  45,  51)  90.000%,
  rgb( 48,  46,  49)  90.000%,
  rgb( 48,  46,  49) 100.000%
);