Warm-undertone colours are commonly chosen for north-facing rooms to counteract the cooler, flatter daylight these rooms typically receive.
Filtered for a warm undertone with at least a light tone depth — cool pale colours are the ones most likely to read as flat or grey under north light.
Why this happens: North-facing rooms receive indirect, relatively cool and consistent daylight with no direct sun — colours can read flatter and cooler than in a sample book or a well-lit shop.
This describes typical Northern Hemisphere daylight. In the Southern Hemisphere, north-facing rooms typically get the strong, warm direct sun described here for south-facing rooms — the physical mechanism is the same, but which compass direction gets the sun is reversed.
Read the full colour in north-facing rooms guideNorth-facing rooms in the northern hemisphere receive light from the sky rather than the sun, and that light is cooler and more even. Warm undertones balance the cool cast, and mid-tones often look better than pale ones, which can simply read grey.
What the filter selected: 48 of the catalogue’s colours pass this test. Their relative luminance — roughly the share of light a surface in that colour would reflect — runs from 10% to 85%, with a median of 37%. 48 lean warm and 0 lean cool.
North-facing warm rescue
Counteracts a cool, flat room with warmth rather than fighting it.
Warm-on-warm with limited contrast, chosen to avoid amplifying the room's naturally flat light.
This palette assumes typical Northern Hemisphere north-facing light (cooler, indirect daylight); in the Southern Hemisphere the equivalent orientation is south-facing — see the lighting guide's hemisphere note.
Red
red · medium
Crimson
red · medium
Scarlet
red · medium
Cherry Red
red · medium
Vermilion
red · medium
Orange
orange · medium
Burnt Orange
orange · medium
Amber
orange · medium
Ochre
yellow · medium
Brown
red · medium
Sienna
orange · medium
Tomato
red · medium
Undertone caution: two colours in the same family can still read very differently once on a large surface, depending on their undertone — check against your existing flooring, furniture and fittings, not the swatch alone.
Lighting caveat: a colour can look noticeably warmer or cooler depending on natural and artificial light through the day — see the lighting guide for what specifically changes and why.
Finish caveat: matt, eggshell and gloss finishes reflect light differently, which can make the same colour read lighter, darker or more saturated depending on the finish chosen.
Always view a physical sample in the actual room, at different times of day, before committing to a large surface.