It's normal for early breast milk to look kind of orange and the mature milk to look slightly blue, yellow, or brown when refrigerated or frozen. (kidshealth.org)
Since he was early my breast milk didn't come in yet. (babycenter.com)
This so - called transitional stool is a sign that he's started digesting early breast milk or formula and that his intestinal tract is A-okay. (babycenter.com)