Probably a dumb question...

Maggie • 25🌞Mommy to💙Luca 12/31/13💙 Logan 02/14/17💙
(These are OPKs) I know  it's not as dark as the control line but it will usually just get darker right? I haven't used this type of OPK before. So Should I just assume I'm fertile right now? (We are BDing every other day but I want to do every day through fertile window this month)