Treron vs S 4010-G10Y
Where Treron belongs to Farrow & Ball's range, S 4010-G10Y is a NCS color. Treron reads as greige-grey, while S 4010-G10Y reads as green-grey — two distinct hue families, not close cousins. S 4010-G10Y (LRV 28) reflects noticeably more light than Treron (LRV 25), a difference of 3 points that becomes especially apparent in rooms with limited natural light. Treron runs warm while S 4010-G10Y is decidedly neutral, which means they'll respond very differently to warm vs cool light sources. The ΔE 8.0 gap is real but not dramatic — close enough to use together, distinct enough to matter as a choice. Below you'll find 2 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Treron vs S 4010-G10Y in Real Spaces
2 real rooms side by side. Treron and S 4010-G10Y are close enough that the difference can be hard to judge from a chip alone — these photos show how each reads at scale, across different spaces and lighting conditions.
Living Room
In a living room, color works across both daylight and evening light — the same wall can read very differently at noon and at 8pm. The temperature contrast between Treron and S 4010-G10Y is what sets these apart most in this context.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Treron brings more warmth to the space, while S 4010-G10Y keeps things cooler and crisper.
Color Details
Treron vs S 4010-G10Y Simulated Comparison
5 simulated room previews — drag the slider on each to see Treron on one side and S 4010-G10Y 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 Treron comparisons
See how Treron stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 25, White Dove is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 25), opening up a space where Treron encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 25), a gap that shows most in low-lit rooms.
Agreeable Gray reflects far more light (LRV 60 vs 25), opening up a space where Treron encloses it.
At LRV 58 vs 25, Accessible Beige is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 27 vs 25), so neither reads brighter in a room.
French Gray reflects far more light (LRV 43 vs 25), opening up a space where Treron encloses it.
At LRV 55 vs 25, Tranquil Dawn is decisively the brighter choice.
At LRV 44 vs 25, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 25), opening up a space where Treron encloses it.
At LRV 66 vs 25, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 25, Shoji White is decisively the brighter choice.
At LRV 25 vs 12, Treron is decisively the brighter choice.
At LRV 68 vs 25, Skimming Stone is decisively the brighter choice.
At LRV 25 vs 12, Treron is decisively the brighter choice.
At LRV 45 vs 25, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 25), a gap that shows most in low-lit rooms.