Sage Green is a soft, slightly yellow-leaning green, and the single biggest mistake people make is pairing it with a bright, cool white. Do that and you'll push the yellow undertone into something acidic and unflattering. The fix is simple: ground it with a warm off-white.
For woodwork, Farrow & Ball Au Lait (LRV 80) is a cracking choice — a creamy, gentle off-white that lets the green breathe without sharpening it. Paper III from Paint & Paper Library (LRV 75.3) does a similar job: warm, soft, and easy on the eye. Either of these on skirting and architraves will settle the whole scheme.
From there, lean into arts-and-crafts warmth. Sage Green sits beautifully alongside ochre, terracotta and aged brass, with oak and worn leather completing the look. For a richer accent — a chimney breast, a piece of joinery, or the inside of a cupboard — Mylands Cigar BH.20 (LRV 11.8) brings a deep, leathery brown that echoes the timber-and-leather feel perfectly. It's grounding without going black.
Want a bit of drama? Dulux Fuchsia Falls 2 (LRV 29.8) is a proper opposite-on-the-wheel move. A dusky pink-red against soft green is one of those combinations that shouldn't work but absolutely does — think a single armchair, cushions, or a hallway runner. Used as an accent rather than a wall colour, it lifts the whole room.
The "but what about" question I always get: *can I use sage with grey?* You can, but cool greys fight the warmth and leave things looking flat. If you want a neutral partner, go warm — a greige or a stone tone — not a blue-grey.
Practical advice: paint a large board with your Sage Green, prop your off-white sample next to it, and view it morning and evening. North-facing rooms will pull the green cooler, so the warm whites matter even more there.