TinTin++ Mud Client Manual
         COLORS

Syntax:  <xyz>  with x, y, z being parameters

         Parameter 'x': VT100 code

         0 - Reset all colors and codes to default
         1 - Bold
         2 - Dim
         4 - Underscore
         5 - Blink
         7 - Reverse
         8 - Skip (use previous code)

         Parameter 'y':  Foreground color
         Parameter 'z':  Background color

         0 - Black                5 - Magenta
         1 - Red                  6 - Cyan
         2 - Green                7 - White
         3 - Yellow               8 - Skip
         4 - Blue                 9 - Default

         For xterm 256 colors support use <aaa> to <fff> for RGB foreground
         colors and <AAA> to <FFF> for RGB background colors. For the grayscale
         foreground colors use <g00> to <g23>, for grayscale background colors
         use <G00> to <G23>.

         The tertiary colors are as follows:

         <acf> - Azure            <afc> - Jade
         <caf> - Violet           <cfa> - Lime
         <fac> - Pink             <fca> - Orange

Example: #show <acf>Azure    <afc>Jade     <caf>Violet
Example: #show <cfa>Lime     <fac>Pink     <fca>Orange

         For 12 bit truecolor use <F000> to <FFFF> for foreground colors and
         <B000> to <BFFF> for background colors.

         For 24 bit truecolor use <F000000> to <FFFFFFF> for foreground
         colors and <B000000> to <BFFFFFF> for background colors.

         If the color code exceeds your configured color mode it will be
         downgraded to the closest match.

Related: characters, coordinates, escape, mathematics and pcre.