iridescent

(s) varying in color when seen in different lights or from different angles
- changeable taffeta
- chatoyant (or shot) silk
- a dragonfly hovered, vibrating and iridescent
chatoyant, shot, changeable,
(s) having a play of lustrous rainbow colors
- an iridescent oil slick
- nacreous (or pearlescent) clouds looking like mother-of-pearl
- a milky opalescent (or opaline) luster
opalescent, opaline, pearlescent, nacreous,

chatoyant shot changeable opalescent opaline pearlescent nacreous