on *:INVITE:#:{

  /join $chan

  /msg $chan [COLORHERE]I was invited by $nick to join $chan
  /msg jeffreims [COLORHERE]joined $chan by $nick

}



Remove [COLORHERE] And type in desired color you want to!

on *:INVITE:#:{

  /join $chan

  /msg $chan 4I was invited by $nick to join $chan
  /msg jeffreims 4joined $chan by $nick

}