6/7 dpo and dark but not positive OPK

Shelby • 28✌Married 💍Addyson Izabella 1.29.17 💜Ansleigh Ione 2.17.19💜 Ayebrum Izaac 11.20.20💙

Anyone ever have a dark OPK but not positive at like 6/7 dpo?!? My Cervix is so high I can barely feel it with the tip of my finger.. I can’t tell if it’s open or closed and I have lotiony cm.