/*
  cpt-city: nr/pdr/harris-pdr-05 (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/pdr
*/
linear-gradient(
  0deg,
  rgb(255, 153,  33)   0.000%,
  rgb(255, 153,  33)  10.000%,
  rgb(215, 140,  37)  10.000%,
  rgb(215, 140,  37)  20.000%,
  rgb(183, 129,  39)  20.000%,
  rgb(183, 129,  39)  30.000%,
  rgb(154, 118,  40)  30.000%,
  rgb(154, 118,  40)  40.000%,
  rgb(129, 107,  41)  40.000%,
  rgb(129, 107,  41)  50.000%,
  rgb(108,  97,  40)  50.000%,
  rgb(108,  97,  40)  60.000%,
  rgb( 91,  87,  40)  60.000%,
  rgb( 91,  87,  40)  70.000%,
  rgb( 77,  76,  38)  70.000%,
  rgb( 77,  76,  38)  80.000%,
  rgb( 63,  65,  39)  80.000%,
  rgb( 63,  65,  39)  90.000%,
  rgb( 51,  53,  40)  90.000%,
  rgb( 51,  53,  40) 100.000%
);