First period or implantation?

Jessica • ZSP 9/17/2016 💑 ASP 5/8/2019 👪 Little Platypus #2 on the way 4/2021

Soooooo!!!!! My little guy is 13 months now, and yesterday when I wiped it was pink, around 3 pm then around 7pm it was brown then about 9pm it was a little yellow....

Any ideas either way?