Ive been discharging sometimes like a tint brown or yellowish color and I'm worried because sometimes it makes my underwear really wet and have a odor not horrible but s unpleasant one I was taking birth control then I stopped about a month ago because it was making me feel weird moody and always hot

Your age ?

But could be an infection of some sort, ** assuming you are young and not aware of that.
These can be very common, and you need to see your doctor