Flannel Gray vs Agreeable Gray
Flannel Gray (Behr) and Agreeable Gray (Sherwin-Williams) come from different manufacturers. Hue-wise, Flannel Gray belongs to the grey family and Agreeable Gray to the greige-grey family. The 18-point LRV gap — 60 for Agreeable Gray vs 42 for Flannel Gray — means Agreeable Gray will open up a space more effectively. Where Flannel Gray leans red, Agreeable Gray reads warm — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 53.7 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 5 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Flannel Gray vs Agreeable Gray in Real Spaces
5 real rooms side by side. Seeing Flannel Gray and Agreeable Gray in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.
Living Room
A living room wall sees more varied light than almost any other surface in the house, which makes the choice between these two more nuanced than a chip suggests. Agreeable Gray reflects noticeably more light off the walls, making the space read more open than Flannel Gray.
Bedroom
Bedrooms are typically lit with warmer, lower light than the rest of the house — a condition that flatters warm tones and deepens cool ones. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen
Kitchens often have the harshest, most revealing light in the house — under-cabinet LEDs and overhead fixtures that strip away subtlety. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Bathroom
Small bathrooms intensify color. A shade that seems quiet in a larger room can feel immersive when you're surrounded by it on four walls. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Kitchen Cabinets
Cabinet color is always seen in context — against countertops, backsplash, and hardware — which amplifies undertone differences that might disappear on a plain wall. Agreeable Gray returns significantly more light to the room — in a smaller or darker space, that difference in perceived brightness is hard to miss.
Color Details
Flannel Gray vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Flannel Gray on one side and Agreeable Gray 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 Flannel Gray comparisons
See how Flannel Gray stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 42, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 42), opening up a space where Flannel Gray encloses it.
Flannel Gray reflects far more light (LRV 42 vs 6), opening up a space where Iron Ore encloses it.
A 10-point LRV gap (52 vs 42) makes Purbeck Stone the marginally brighter of the two.
A 12-point LRV gap (42 vs 30) makes Flannel Gray the marginally brighter of the two.
Mizzle reads slightly lighter (LRV 52 vs 42), a gap that shows most in low-lit rooms.
Accessible Beige reflects far more light (LRV 58 vs 42), opening up a space where Flannel Gray encloses it.
Flannel Gray reflects far more light (LRV 42 vs 27), opening up a space where Denim Drift encloses it.
Their light reflectance is nearly identical (LRV 43 vs 42), so neither reads brighter in a room.
At LRV 42 vs 4, Flannel Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 42), opening up a space where Flannel Gray encloses it.
Flannel Gray reflects far more light (LRV 42 vs 13), opening up a space where Bancha encloses it.
With LRVs of 44 and 42, the two reflect almost the same amount of light.
At LRV 84 vs 42, Pure White is decisively the brighter choice.
At LRV 42 vs 21, Flannel Gray is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 42), opening up a space where Flannel Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 42), opening up a space where Flannel Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 42), opening up a space where Flannel Gray encloses it.
A 9-point LRV gap (51 vs 42) makes Pigeon the marginally brighter of the two.
Flannel Gray reflects far more light (LRV 42 vs 12), opening up a space where Pewter Green encloses it.
Flannel Gray reflects far more light (LRV 42 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 42), opening up a space where Flannel Gray encloses it.
Their light reflectance is nearly identical (LRV 42 vs 41), so neither reads brighter in a room.
Flannel Gray reflects far more light (LRV 42 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reads slightly lighter (LRV 45 vs 42), a gap that shows most in low-lit rooms.
A 11-point LRV gap (42 vs 31) makes Flannel Gray the marginally brighter of the two.
At LRV 42 vs 7, Flannel Gray is decisively the brighter choice.