I have had great luck in that size tank with some of the more common cichlids. I am not sure if they are all CA, but I would do...
1 Oscar
1 JD
1 GT
1 Freddy or Argentae
1 male con
1 male firemouth
1 raphael cat
1 Oscar
1 JD
1 GT
1 Freddy or Argentae
1 male con
1 male firemouth
1 raphael cat
You have a Red Devil in your avatar. Besides what other fish will attack your hand as your cleaning their tank? I can think of a lot but still.