The Senegalese Alcyone reaches a length of 21-23 cm and a weight of 40-60 g.

The Senegalese Alcyone reaches a length of 21-23 cm and a weight of 40-60 g. Its back, tail and wings are bright blue. The head, nape and underside are white, while the shoulders are black. The large beak is red above and black below. The legs are red. Both sexes look similar, with young birds slightly less colorful. The call of this bird is a loud trill.