! Paint
Valid values:
* An RGB pattern matching the regular expression {{ #[[0-9A-Fa-f]{2}[[0-9A-Fa-f]{2}[[0-9A-Fa-f]{2} }}.
Example: #AA123B
* One of the following color names: (case insensitive)
** {{BLACK}}
** {{BLUE}}
** {{CYAN}}
** {{GRAY}}
** {{GREEN}}
** {{MAGENTA}}
** {{ORANGE}}
** {{PINK}}
** {{RED}}
** {{WHITE}}
** {{YELLOW}}
** {{DARKBLUE}} or {{DARK_BLUE}}
** {{DARKCYAN}} or {{DARK_CYAN}}
** {{DARKGREEN}} or {{DARK_GREEN}}
** {{DARKMAGENTA}} or {{DARK_MAGENTA}}
** {{DARKRED}} or {{DARK_RED}}
** {{DARKYELLOW}} or {{DARK_YELLOW}}
** {{DARKGRAY}}
** {{LIGHTBLUE}} or {{LIGHT_BLUE}}
** {{LIGHTCYAN}} or {{LIGHT_CYAN}}
** {{LIGHTGREEN}} or {{LIGHT_GREEN}}
** {{LIGHTMAGENTA}} or {{LIGHT_MAGENTA}}
** {{LIGHTRED}} or {{LIGHT_RED}}
** {{LIGHTYELLOW}} or {{LIGHT_YELLOW}}
** {{LIGHT_GRAY}}
** {{VERYDARKBLUE}} or {{VERY_DARK_BLUE}}
** {{VERYDARKCYAN}} or {{VERY_DARK_CYAN}}
** {{VERYDARKGREEN}} or {{VERY_DARK_GREEN}}
** {{VERYDARKMAGENTA}} or {{VERY_DARK_MAGENTA}}
** {{VERYDARKRED}} or {{VERY_DARK_RED}}
** {{VERYDARKYELLOW}} or {{VERY_DARK_YELLOW}}
** {{VERYLIGHTBLUE}} or {{VERY_LIGHT_BLUE}}
** {{VERYLIGHTCYAN}} or {{VERY_LIGHT_CYAN}}
** {{VERYLIGHTGREEN}} or {{VERY_LIGHT_GREEN}}
** {{VERYLIGHTMAGENTA}} or {{VERY_LIGHT_MAGENTA}}
** {{VERYLIGHTRED}} or {{VERY_LIGHT_RED}}
** {{VERYLIGHTYELLOW}} or {{VERY_LIGHT_YELLOW}}