This 'tools' is no longer working, please refer to this https://forums.sourceop.com/threads/151533-Is-SourceOP-plugin-no-longer-supported - archive copy
Tool to generate your color codes for the HL2:DM 'SourceOp' plugin http://www.sourceop.com/ This plugin is mainly used for coop/puzzle/build servers on half life 2 deathmatch.
And... I've says for SourceOp but that not only for SourceOp: the "e_render [amt] [fx] [r] [g] [b]" Example holds true for all Half-Life mods DeathMatch Classic mod, etc... for more information, please referer to this: http://urlserveurs.free.fr/addons/EntMod/help/Use_e_render.htm Be creative !