prompt% snprof
 GEMPAK-SNPROF>restore $GEMPAKHOME/defaults/snprof.skewt
 GEMPAK-SNPROF>d
 SNFILE    Sounding data file                
 DATTIM    Date/time                         
 AREA      Data area                         
 SNPARM    Sounding parameter list           tmpc;dwpc
 LINE      Line color/type/width/label       5/1;2/4/
 PTYPE     Plot type/h:w ratio/margins       skewt
 VCOORD    Vertical coordinate type          pres
 STNDEX    Stability indices                 lift
 STNCOL    Stability index color             5
 WIND      Wind symbol/siz/wdth/typ/hdsz     bk5/1/2
 WINPOS    Wind position                     1
 MARKER    Marker color/type/size/width/hw   0
 BORDER    Background color/dash/width       2/1/2
 TITLE     Title color/line/title            2/-1
 DEVICE    Graphics device                   xw
 YAXIS     Ystrt/ystop/yinc/lbl;gln;tck      dset
 XAXIS     Xstrt/xstop/xinc/lbl;gln;tck      -30/40/10/1;1;1
 FILTER    Filter data factor                yes
 CLEAR     Clear screen flag                 y
 PANEL     Panel location/color/dash/width   0
 TEXT      Text size/font/width/hw flag      1.3/23/hw
 THTALN    THTA color/dash/width/mn/mx/inc   24/1/2/
 THTELN    THTE color/dash/width/mn/mx/inc   1/2/2
 MIXRLN    MIXR color/dash/width/mn/mx/inc   3/33/2
 GEMPAK-SNPROF>

 GEMPAK-SNPROF>snfile=$GEMPAKHOME/data/hrcbob.snd
 GEMPAK-SNPROF>dattim=list
 GEMPAK-SNPROF>snparm=tmpc;dwpc
 GEMPAK-SNPROF>area=@chs
 GEMPAK-SNPROF>r
 
 List of times: 
 
 910817/1200       910818/0000       910818/1200       910819/0000    
 910819/1200       910820/0000       910820/1200    
 
 
Enter a time or type EXIT:/12
 Next plot - Time: 910820/1200          Station:  72201   EYW     
Enter <cr> to accept parameters or type EXIT:
 Parameters requested: SNFILE,DATTIM,AREA,SNPARM,LINE,PTYPE,VCOORD,STNDEX,
 STNCOL,WIND,WINPOS,MARKER,BORDER,TITLE,DEVICE,YAXIS,XAXIS,FILTER,CLEAR,
 PANEL,TEXT,THTALN,THTELN,MIXRLN.
 GEMPAK-SNPROF>

Who picked those colors?