Can peacock cichlids live with yellow labs?

Verdict
Yes

Yes. Peacock cichlids and yellow labs make a good pair. Both are fine at 76–82°F. Plan on at least 55 gal.

Peacock cichlidPeacock cichlid76–82°F · pH 7.8–8.6 Electric yellow cichlidElectric yellow cichlid75–82°F · pH 7.8–8.6

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–82°Peacock cichlid 76–82°Electric yellow cichlid 75–82°
The green band is the temperature range both can live in.
456789Both: 7.8–8.6Peacock cichlid 7.8–8.6Electric yellow cichlid 7.8–8.6
The green band is the pH both tolerate.

Size to scale

Peacock cichlid · 6 inElectric yellow cichlid · 4 in0"1"2"3"4"5"6"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

Peacock cichlidElectric yellow cichlid
Temperature76–82 °F75–82 °F
pH7.8–8.67.8–8.6
Adult size6.0 in4.0 in
Minimum tank55 gal40 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atMiddleAll levels
GroupGroups of 4+Groups of 4+
DietCarnivoreOmnivore

Better tank mates for peacock cichlids

All peacock cichlid tank mates

Better tank mates for yellow labs

All electric yellow cichlid tank mates

Questions

Can peacock cichlids live with yellow labs?

Yes. Peacock cichlids and yellow labs make a good pair. Both are fine at 76–82°F. Plan on at least 55 gal.

What temperature suits both peacock cichlids and yellow labs?

76–82 °F. Peacock cichlids need 76–82 °F, yellow labs need 75–82 °F.

What size tank do peacock cichlids and yellow labs need together?

At least 55 gal, set by the peacock cichlid. Add space for each extra fish.