,Whentakingpregnancytest,youmightnoticethatonelineisdarkerthantheother. ,Itdoeslooklikethelinehasgotlighterbutkeeptesting.Itcouldbe Weeks–,–,mIU/mL.Pregnancy Bfp Getting Lighter At 6 Weeks. ,Lastsuptoweek.Lightorspottybleeding(withoutclots),Startsheavyandgraduallygets.