Gluck, “Orpheus and Eurydice”. Dominant colour: green. Eurydice plays the lyre (Orpheus’s instrument) and an angel proffers flowers.
Tchaikovsky, “Swan Lake”. Dominant colour: golden yellow. At the bottom, a swan-woman on a blue lake, leaning backwards and holding a bunch of flowers; at the top, a surprising angel-musician, whose head and body are one and the same as its instrument.
Adam, “Giselle”. Dominant colour: golden yellow. The peasants’ dance under the village trees at the end of the first act.