I also have some in the house. The splash is a hatchmate to the Orp group outside. The dark chick is a Orp/Cochin cross hatchmate to the outside Orp/Cochin. The blue is an older Orp/EE cross who shares the broody with these two chicks.
Couple days old:
At 17 days:
My purchased...
Here are mine I also have some Orps and Orp Xs being raised at the same time. The differences are amazing.
Here are some pics of the orps at 2 days old:
Here they are at 13 days old:
Two of the Orp Xs at 13 days
Orp Cochin
Orp EE