Ambler Slate vs Treron
Ambler Slate is a Benjamin Moore color while Treron comes from Farrow & Ball. Ambler Slate reads as grey, while Treron reads as greige-grey — two distinct hue families, not close cousins. At LRV 25 vs 12, Treron will read as the brighter of the two — a 13-point gap that matters most in north-facing or low-light rooms. The tonal difference — Ambler Slate's blue character against Treron's warm — becomes most visible against white trim or in morning light. At ΔE 22.5, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Ambler Slate vs Treron in Real Spaces
2 real rooms side by side. Seeing Ambler Slate and Treron in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
House
At full exterior scale, the difference between these two colors becomes much easier to judge than from a small chip. The LRV gap is large enough that Treron will make the room feel meaningfully brighter than Ambler Slate would.
Front Door
Front doors are seen in isolation against the rest of the facade, which makes them a high-stakes surface where even subtle differences matter. Treron returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Ambler Slate vs Treron Simulated Comparison
5 simulated room previews — drag the slider on each to see Ambler Slate on one side and Treron on the other.
Digital color is approximate. These simulations are generated from the manufacturer's hex values and overlaid on grayscale room photos — your screen's calibration, brightness, and viewing angle all affect how they render. Before committing to either color, test physical samples in your own space under the light you actually live with.
More Ambler Slate comparisons
See how Ambler Slate stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 69 vs 12, Ammonite is decisively the brighter choice.
Ambler Slate reads slightly lighter (LRV 12 vs 6), a gap that shows most in low-lit rooms.
At LRV 52 vs 12, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 12, Evergreen Fog is decisively the brighter choice.
Mizzle reflects far more light (LRV 52 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 60 vs 12, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 12), opening up a space where Ambler Slate encloses it.
Denim Drift reflects far more light (LRV 27 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 43 vs 12, French Gray is decisively the brighter choice.
A 7-point LRV gap (12 vs 4) makes Ambler Slate the marginally brighter of the two.
Tranquil Dawn reflects far more light (LRV 55 vs 12), opening up a space where Ambler Slate encloses it.
With LRVs of 13 and 12, the two reflect almost the same amount of light.
Hardwick White reflects far more light (LRV 44 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 84 vs 12, Pure White is decisively the brighter choice.
A 10-point LRV gap (21 vs 12) makes Artichoke the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 12), opening up a space where Ambler Slate encloses it.
Shoji White reflects far more light (LRV 74 vs 12), opening up a space where Ambler Slate encloses it.
Snowbound reflects far more light (LRV 83 vs 12), opening up a space where Ambler Slate encloses it.
With LRVs of 12 and 12, the two reflect almost the same amount of light.
Skimming Stone reflects far more light (LRV 68 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 41 vs 12, Dix Blue is decisively the brighter choice.
At LRV 68 vs 12, Calamine is decisively the brighter choice.
With LRVs of 12 and 12, the two reflect almost the same amount of light.
Saybrook Sage reflects far more light (LRV 45 vs 12), opening up a space where Ambler Slate encloses it.
At LRV 31 vs 12, Pale Green is decisively the brighter choice.
A 5-point LRV gap (12 vs 7) makes Ambler Slate the marginally brighter of the two.
At LRV 24 vs 12, Cement grey is decisively the brighter choice.
At LRV 57 vs 12, Guilford Green is decisively the brighter choice.
At LRV 72 vs 12, Just Walnut is decisively the brighter choice.