Today my legs was very mottled purple colour. i didnt feel that cold. had a hot bath and it went. would that just mean it was the cold weather?

Livido reticularis: This sounds to me like livido reticularis - which is a Latin medical name for describing what I think you had. This finding is non-specific, but it could be a clue to something else. I would recommend you take photos of it to show the docs on Health Tap or even better go in for an appointment with your regular doctor. I would think a complete H&P would be a good starting point to find out if ur OK