My urine had change colour it's dark orange from the past few days the colour varies sometimes it's pale yellow but most times it's dark orange this is happening recently this has never happened before I'm sexually active but use protection,and I had my cycle this month 19th -21th dec with heavy bleeding ,haven't had any sexually activity from then Is the changed urine colour a sign of pregnancy beacz I have tried drinking water but the colour is still the same Or is it just dehydration ?