/*
  cpt-city: ds9/color (cpt)

  The palettes used in the DS9 astronomical data visualization tool
  by William Joye of the Smithsonian Astrophysical Observatory

  author: William Joye
  copyright: GPLv2
  year: 2010
  url: https://phillips.shef.ac.uk/pub/cpt-city/ds9
*/
linear-gradient(
  0deg,
  rgb(  0,   0,   0)   0.000%,
  rgb(  0,   0,   0)   6.250%,
  rgb( 47,  47,  47)   6.250%,
  rgb( 47,  47,  47)  12.500%,
  rgb( 95,  95,  95)  12.500%,
  rgb( 95,  95,  95)  18.750%,
  rgb(143, 143, 143)  18.750%,
  rgb(143, 143, 143)  25.000%,
  rgb(191, 191, 191)  25.000%,
  rgb(191, 191, 191)  31.250%,
  rgb(239, 239, 239)  31.250%,
  rgb(239, 239, 239)  37.500%,
  rgb(  0,  47, 239)  37.500%,
  rgb(  0,  47, 239)  43.750%,
  rgb(  0,  95, 191)  43.750%,
  rgb(  0,  95, 191)  50.000%,
  rgb(  0, 127, 127)  50.000%,
  rgb(  0, 127, 127)  56.250%,
  rgb(  0, 191,  79)  56.250%,
  rgb(  0, 191,  79)  62.500%,
  rgb(  0, 239,   0)  62.500%,
  rgb(  0, 239,   0)  68.750%,
  rgb( 79, 159,   0)  68.750%,
  rgb( 79, 159,   0)  75.000%,
  rgb(127, 127,   0)  75.000%,
  rgb(127, 127,   0)  81.250%,
  rgb(159,  79,   0)  81.250%,
  rgb(159,  79,   0)  87.500%,
  rgb(239,   0,   0)  87.500%,
  rgb(239,   0,   0)  93.750%,
  rgb(191,   0,  79)  93.750%,
  rgb(191,   0,  79) 100.000%
);