question about ovulation.. need help!

Okay so here's alittle background! I had my last period on Jan. 21-24 and the day after my period I started tracking my ovulation,ever since I've been getting positives? And just this morning on 2/5 the test line is way darker then the control line? I've taken HPTs and they been vvvvfaint positives but still not sure,now is it possible I could be prego and my opks are picking up hcg hormones?