'Brown' in the Bible

"I stared into the night, and there was a man mounted on a red horse! The horse was standing among the myrtle trees in a ravine. Behind him there were red, brown, and white horses."

In the first chariot are red horses, and in the second chariot brown horses,

The brown horses that are therein, are coming forth unto the land of the north; and the white have come forth unto their hinder part; and the grisled have come forth unto the land of the south;