! Reverse of Yellow-Green_blue spectrum from Colorbrewer
! Sequential spectrum: friendly to colorblind, b/w printers, all displays
     0     3    11    34
    14    10    20    57
    28    13    36    65
    42    11    56    75
    56    25    71    76
    70    99    95    60
    85    99    80     1
   100    67    46     8   !55    32     4
