What does a hemmroid look like?

Depends. External hemorrhoids are swollen tissue around the anus pink or red and soft but tender to touch. If it thomboses or clots, pain is increased and it will have a purple color and be firm/hard to the touch. If not sure what the swelling is, get an expert to evaluate and offer treatment options.
Protrusion from anus. An external hemorrhoid will present as a purplish protrusion from the anus. It may be very painful. It can be the size of one's tumb or smaller. Usually painful, it may be associated with itching, inability to clean one's self and cause general discomfort in the bottom. Usually treated with warm sitz baths, tipical products like cottom balls soaked in witch hazel, preparation h, and the like.