Try something like this (untested): s/\cK\d{1,2}(?:,\d{1,2})?|[\cK\cB\cI\cU\cR\cO]//g

Update: ikegami is right indeed. Try this then: s/\cC\d{1,2}(?:,\d{1,2})?|[\cC\cB\cI\cU\cR\cO]//g

In reply to Re: IRC color code stripping by ambrus
in thread IRC color code stripping by Shadow1

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