Mouse grey vs Agreeable Gray
Where Mouse grey belongs to RAL Classic's range, Agreeable Gray is a Sherwin-Williams color. Hue-wise, Mouse grey belongs to the grey family and Agreeable Gray to the greige-grey family. Agreeable Gray (LRV 60) reflects noticeably more light than Mouse grey (LRV 18), a difference of 42 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 36.1, the contrast is hard to miss. These aren't variations on a theme — they're two different answers to the same question. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Mouse grey vs Agreeable Gray in Real Spaces
3 real rooms side by side. Seeing Mouse grey 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
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 LRV gap is large enough that Agreeable Gray will make the room feel meaningfully brighter than Mouse grey would.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Agreeable Gray reflects noticeably more light off the walls, making the space read more open than Mouse grey.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Agreeable Gray reflects noticeably more light off the walls, making the space read more open than Mouse grey.
Color Details
Mouse grey vs Agreeable Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Mouse grey 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 Mouse grey comparisons
See how Mouse grey stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 18), opening up a space where Mouse grey encloses it.
At LRV 83 vs 18, White Dove is decisively the brighter choice.
At LRV 18 vs 6, Mouse grey is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 18), opening up a space where Mouse grey encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 18), opening up a space where Mouse grey encloses it.
At LRV 52 vs 18, Mizzle is decisively the brighter choice.
At LRV 58 vs 18, Accessible Beige is decisively the brighter choice.
A 9-point LRV gap (27 vs 18) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 18), opening up a space where Mouse grey encloses it.
Mouse grey reflects far more light (LRV 18 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 18, Tranquil Dawn is decisively the brighter choice.
A 5-point LRV gap (18 vs 13) makes Mouse grey the marginally brighter of the two.
At LRV 44 vs 18, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 18), opening up a space where Mouse grey encloses it.
Artichoke reads slightly lighter (LRV 21 vs 18), a gap that shows most in low-lit rooms.
At LRV 66 vs 18, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 18, Shoji White is decisively the brighter choice.
At LRV 83 vs 18, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 18), opening up a space where Mouse grey encloses it.
A 6-point LRV gap (18 vs 12) makes Mouse grey the marginally brighter of the two.
A 10-point LRV gap (18 vs 8) makes Mouse grey the marginally brighter of the two.
At LRV 68 vs 18, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 18), opening up a space where Mouse grey encloses it.
A 6-point LRV gap (18 vs 12) makes Mouse grey the marginally brighter of the two.
At LRV 45 vs 18, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 18), opening up a space where Mouse grey encloses it.
Mouse grey reads slightly lighter (LRV 18 vs 7), a gap that shows most in low-lit rooms.