/*
  cpt-city: nr/plr/harris-plr-16 (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/plr
*/
linear-gradient(
  0deg,
  rgb(228, 222, 204)   0.000%,
  rgb(228, 222, 204)  10.000%,
  rgb(206, 197, 190)  10.000%,
  rgb(206, 197, 190)  20.000%,
  rgb(185, 174, 177)  20.000%,
  rgb(185, 174, 177)  30.000%,
  rgb(164, 149, 164)  30.000%,
  rgb(164, 149, 164)  40.000%,
  rgb(152, 134, 155)  40.000%,
  rgb(152, 134, 155)  50.000%,
  rgb(137, 116, 144)  50.000%,
  rgb(137, 116, 144)  60.000%,
  rgb(120,  95, 129)  60.000%,
  rgb(120,  95, 129)  70.000%,
  rgb(102,  76, 114)  70.000%,
  rgb(102,  76, 114)  80.000%,
  rgb( 91,  66, 105)  80.000%,
  rgb( 91,  66, 105)  90.000%,
  rgb( 74,  50,  86)  90.000%,
  rgb( 74,  50,  86) 100.000%
);