Yellow ewcm - sign of implantation?

A

l had a terrible cold last week and think i ovulated last week monday 8th jan by Sun 14th l had fertile looking discharge (just once when i wiped)with a tinge of yellow in it...could these be implantation? We only bd'ed one day during the fertile window as i was ill. also feeling a slight tinge everu now and again by right ovary.