Why Are My Feet Turning An Orangey Henna-like Color A Month After Gallbladder Surgery?

I’m a young man early 20’s recently a month ago I had gall bladdder surgery and in recovery I aspirated and had to stay overnight till they cleared me thru my X-ray next day and a month later my feet are turning like very henna orangy color I have no pain, doesn’t hurt didn’t even I had it till washing my feet in shower what is it?