Looks like cyanosis, have you done a hemoglobin electrophoresis?, any other symptoms like short of breath? Did you go to the doctor?
Right now I am hypothyroid and low potassium. the low potassium sent me to the hospital last week thinking I was having a heart attack. Just how low is your potassium?
No one seems to think that the two co-inside.
My tsh is 6.09 and my postassium was 2.6
Never had the puple lips or bluish tint.
Not sure if this helps, but I have the combination of the two.
Keep us posted.