colors

   1 color normal white black
   2 color quoted green black
   3 color quoted1 cyan black
   4 color quoted2 green black
   5 color quoted4 cyan black
   6 color indicator white red
   7 color signature blue black
   8 color hdrdefault yellow black
   9 color status white blue
  10 color message white black
  11 color error red black
  12 color body magenta black "(ftp|http|https)://[^ ]+"
  13 color body magenta black "[-a-z_0-9.]+@[-a-z_0-9.]+"
  14 color tree magenta black
  15 color tilde magenta black
  16 color markers brightcyan black
  17 color attachment brightmagenta black
  18 color search black green
  19 color underline brightgreen black