// cpt-city: nord/aurora (cpt)
//
// Arctic Ice Studio and Sven Greb introduce Nord, four named
// colour palettes providing different syntactic meanings and
// colour effects for dark and bright ambiance designs.
//
// author: Arctic Ice Studio, Sven Greb
// copyright: MIT
// year: 2020
// url: https://phillips.shef.ac.uk/pub/cpt-city/nord
#declare aurora =
color_map {
  [0.00000 color rgbf <0.7490,0.3804,0.4157,0.0000>]
  [0.20000 color rgbf <0.7490,0.3804,0.4157,0.0000>]
  [0.20000 color rgbf <0.8157,0.5294,0.4392,0.0000>]
  [0.40000 color rgbf <0.8157,0.5294,0.4392,0.0000>]
  [0.40000 color rgbf <0.9216,0.7961,0.5451,0.0000>]
  [0.60000 color rgbf <0.9216,0.7961,0.5451,0.0000>]
  [0.60000 color rgbf <0.6392,0.7451,0.5490,0.0000>]
  [0.80000 color rgbf <0.6392,0.7451,0.5490,0.0000>]
  [0.80000 color rgbf <0.7059,0.5569,0.6784,0.0000>]
  [1.00000 color rgbf <0.7059,0.5569,0.6784,0.0000>]
}