Midnight Teal is a rich, brooding teal — the sort of colour that anchors a room and demands a bit of warmth around it to keep things from going cold and clinical. The trick is to layer warm creams, soft ochre, brass and natural materials so the teal reads as luxurious rather than austere.
Start with a generous warm white or cream on the ceiling and trim. Paint & Paper Library Sand I (LRV 95.4) is cracking for this — soft, warm and barely off-white, it lifts the teal and stops the scheme feeling heavy. If you want something a touch cleaner, Farrow & Ball All White (LRV 92) works too, though Sand I has the warmer undertone that I'd reach for first against a colour this deep.
For the accent that really makes Midnight Teal come alive, go ochre or copper. Dulux Copper Glow (LRV 30.1) is the obvious shout — a burnished, earthy orange that's the natural complement to teal on the colour wheel. Use it on a piece of furniture, soft furnishings or a single feature wall and it'll glow against the deep blue-green.
Want to deepen the drama instead? Mylands Cigar BH.20 (LRV 11.8) is a gorgeous tobacco brown that brings genuine heritage weight. Pair it with Midnight Teal in a study or dining room and you've got a properly grown-up, enveloping scheme.
The "but what about" here: don't let it tip too cool. Teal plus cool greys plus chrome and you'll end up with something that feels like a dentist's waiting room. That's why natural timber and leather are non-negotiable in this palette — oak floors, walnut furniture, a tan leather chair, brass or aged-gold hardware. Those textures do the warming work that paint alone can't.
Practical advice: paint a board in Midnight Teal and stand it against your timber and metal fixtures before you commit. This colour shifts a lot between daylight and lamplight, and it's at its best in the evening — so judge it then.