ENDCOLOR is one of the shortcut macros predefined in DefaultPreferences. It is used to terminate a colour change (revert back to the default colour).
The following colours are available: %YELLOW%, %ORANGE%, %RED%, %PINK%, %PURPLE%, %TEAL%, %NAVY%, %BLUE%, %AQUA%, %LIME%, %GREEN%, %OLIVE%, %MAROON%, %BROWN%, %BLACK%, %GRAY%, %SILVER%
%GREEN% green text %ENDCOLOR% expands to green text