TurquoiseActress Alisha Boe attending Carolina Herrera’s Spring-Summer 2026 collection in turquoise (Alamy Stock Photo)Turquoise has made a splash as a trending blue for the 2026 summer season. At Christopher Esber, turquoise appeared on a sheer asymmetric dress, while Courreges incorporated aquatic blues into its spring/summer 2026 collection. If a turquoise dress feels intimidating, accessories offer an easier entry point. Tangerine orangeOrange has traditionally been treated as an autumn colour, appearing alongside rust, brown and burgundy as soon as September rolls around. “Purple is a wonderfully creative colour,” says Sheridan-Taylor, who particularly likes blue-toned mauves paired with khaki, beige, warm brown or soft off-white.