Disclosed is a washing machine knob, comprising an end cover (1), wherein the end cover (1) comprises an end cover body (11) and an edge (12) integrated with the end cover body (11), an end face of a first side of the end cover body (11) being an arc-shaped face (111), an end face of a side of the edge (12) being a first arc-shaped face (121) having the function of magnification, and the arc-shaped face (111) and the first arc-shaped face (121) being located on the same side of the end cover (1). Further disclosed is a washing machine. A colour ring with a larger width can be observed by means of the magnification function of the arc-shaped face (111) and of the first arc-shaped face (121).
