// cpt-city: pn/moon (cpt)
//
// A colour-ramp for the 1:1,470,000 map depicting the landing site
// of Apollo 11 on the Moon, by Paul Naylor for the Ordnance Survey,
// Great Britain's national mapping agency.
//
// author: Paul Naylor
// copyright: Open Government Licence v3.0
// year: 2019
// url: https://phillips.shef.ac.uk/pub/cpt-city/pn
#declare moon =
color_map {
  [0.00000 color rgbf <0.5490,0.6510,0.8000,0.0000>]
  [0.01466 color rgbf <0.5529,0.6549,0.8039,0.0000>]
  [0.03670 color rgbf <0.5647,0.6627,0.8078,0.0000>]
  [0.05874 color rgbf <0.5725,0.6706,0.8118,0.0000>]
  [0.08078 color rgbf <0.5882,0.6784,0.8118,0.0000>]
  [0.10282 color rgbf <0.5961,0.6863,0.8157,0.0000>]
  [0.12486 color rgbf <0.6039,0.6941,0.8196,0.0000>]
  [0.14690 color rgbf <0.6157,0.6980,0.8235,0.0000>]
  [0.16894 color rgbf <0.6235,0.7059,0.8235,0.0000>]
  [0.19099 color rgbf <0.6353,0.7137,0.8275,0.0000>]
  [0.21303 color rgbf <0.6471,0.7216,0.8275,0.0000>]
  [0.23507 color rgbf <0.6549,0.7294,0.8314,0.0000>]
  [0.25711 color rgbf <0.6667,0.7373,0.8314,0.0000>]
  [0.27915 color rgbf <0.6745,0.7451,0.8353,0.0000>]
  [0.30119 color rgbf <0.6824,0.7529,0.8353,0.0000>]
  [0.32323 color rgbf <0.6902,0.7569,0.8392,0.0000>]
  [0.34527 color rgbf <0.6980,0.7647,0.8392,0.0000>]
  [0.36731 color rgbf <0.7098,0.7725,0.8431,0.0000>]
  [0.38935 color rgbf <0.7176,0.7804,0.8431,0.0000>]
  [0.41139 color rgbf <0.7294,0.7843,0.8471,0.0000>]
  [0.43344 color rgbf <0.7373,0.7922,0.8471,0.0000>]
  [0.45548 color rgbf <0.7490,0.8000,0.8510,0.0000>]
  [0.47752 color rgbf <0.7569,0.8078,0.8549,0.0000>]
  [0.49956 color rgbf <0.7686,0.8157,0.8588,0.0000>]
  [0.52160 color rgbf <0.7804,0.8275,0.8588,0.0000>]
  [0.54364 color rgbf <0.7922,0.8353,0.8627,0.0000>]
  [0.56568 color rgbf <0.8000,0.8431,0.8667,0.0000>]
  [0.58772 color rgbf <0.8078,0.8510,0.8706,0.0000>]
  [0.60976 color rgbf <0.8157,0.8588,0.8745,0.0000>]
  [0.63181 color rgbf <0.8235,0.8667,0.8784,0.0000>]
  [0.65385 color rgbf <0.8353,0.8706,0.8784,0.0000>]
  [0.67589 color rgbf <0.8431,0.8824,0.8824,0.0000>]
  [0.69793 color rgbf <0.8549,0.8863,0.8824,0.0000>]
  [0.71997 color rgbf <0.8627,0.8941,0.8863,0.0000>]
  [0.74201 color rgbf <0.8745,0.9020,0.8863,0.0000>]
  [0.76405 color rgbf <0.8863,0.9098,0.8902,0.0000>]
  [0.78609 color rgbf <0.8941,0.9176,0.8902,0.0000>]
  [0.80813 color rgbf <0.9059,0.9294,0.8941,0.0000>]
  [0.83017 color rgbf <0.9176,0.9373,0.8941,0.0000>]
  [0.85222 color rgbf <0.9294,0.9451,0.8980,0.0000>]
  [0.87426 color rgbf <0.9373,0.9529,0.9020,0.0000>]
  [0.89630 color rgbf <0.9490,0.9608,0.9020,0.0000>]
  [0.91834 color rgbf <0.9569,0.9686,0.9059,0.0000>]
  [0.94038 color rgbf <0.9647,0.9725,0.9098,0.0000>]
  [0.96242 color rgbf <0.9725,0.9765,0.9137,0.0000>]
  [0.98446 color rgbf <0.9804,0.9843,0.9176,0.0000>]
  [1.00000 color rgbf <0.9843,0.9882,0.9176,0.0000>]
}