NCL code is below. Save as something like reanalysis.rgb
-----------------------------------------------------------------------------------------
ncolors=19
#r g b
226 31 38
246 153 153
41 95 138
95 152 198
175 203 227
114 59 122
173 113 181
214 184 218
245 126 32
253 191 110
236 0 140
247 153 209
0 174 239
96 200 232
52 160 72
179 91 40
255 215 0
0 0 0
119 119 119
; reanalysis color table
;https://s-rip.ees.hokudai.ac.jp/mediawiki/index.php/ColourTables
; 'merra2' :'#e21f26', red
; 'merra' :'#f69999', salmon
; 'erai' :'#295f8a', blue grey
; 'era5' :'#5f98c6' lighter blue grey
; 'era40' :'#afcbe3', even lighter blue grey
; 'jra55' :'#723b7a', purple
; 'jra55c' :'#ad71b5', lavendar
; 'jra25' :'#d6b8da', lighter lavendar
; 'ncep1' :'#f57e20', orange
; 'ncep2' :'#fdbf6e', lighter orange
; '20crv2c' :'#ec008c', magenta
; '20crv2' :'#f799D1', pink
; 'cera20c' :'#00aeef', sky blue
; 'era20c' :'#60c8e8', light sky blue
; 'cfsr' :'#34a048', green
; 'rem' :'#b35b28', brown |reanalysis ensemble mean
; 'other' :'#ffd700', yellow
; 'obs' :'#000000', black |observations black
; 'obs2' :'#777777'} grey |observations grey