implantation or wishful thinking?

ainsley • ainsley
im 10dpo cd 24 af due 21st. so iv had basically no cm since ewcm around ovulation and yesterday i had a tiny amount of ewcm again but today iv had what id call the consistency of ewcm but brown in colour its 5 days before af so im worried its just early signs af is coming but i cant help think round about now i could possibly have implantation??