Summit Gray vs Tabby Cat Gray
Where Summit Gray belongs to Sherwin-Williams's range, Tabby Cat Gray is a Valspar color. These are both greys, so the question isn't which hue to choose — it's where within grey to land. They have nearly identical light reflectance values (30 vs 28), so they'll read as similarly Medium in most lighting conditions. The ΔE 3.4 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.
Summit Gray vs Tabby Cat Gray in Real Spaces
2 real rooms side by side. Summit Gray and Tabby Cat Gray 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.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. The distinction reads clearly at room scale, making the choice between them concrete.
House
Seen across an entire facade, subtle tonal differences become pronounced. What reads as nearly the same on a chip often reads as clearly different at scale. The distinction reads clearly at room scale, making the choice between them concrete.
Color Details
Summit Gray vs Tabby Cat Gray Simulated Comparison
5 simulated room previews — drag the slider on each to see Summit Gray on one side and Tabby Cat 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 Summit Gray comparisons
See how Summit Gray stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 30, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 30), opening up a space where Summit Gray encloses it.
Summit Gray reflects far more light (LRV 30 vs 6), opening up a space where Iron Ore encloses it.
At LRV 52 vs 30, Purbeck Stone is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 30 vs 30), so neither reads brighter in a room.
Mizzle reflects far more light (LRV 52 vs 30), opening up a space where Summit Gray encloses it.
At LRV 60 vs 30, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 30), opening up a space where Summit Gray encloses it.
With LRVs of 30 and 27, the two reflect almost the same amount of light.
At LRV 43 vs 30, French Gray is decisively the brighter choice.
At LRV 30 vs 4, Summit Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 30), opening up a space where Summit Gray encloses it.
Summit Gray reflects far more light (LRV 30 vs 13), opening up a space where Bancha encloses it.
Hardwick White reflects far more light (LRV 44 vs 30), opening up a space where Summit Gray encloses it.
At LRV 84 vs 30, Pure White is decisively the brighter choice.
A 8-point LRV gap (30 vs 21) makes Summit Gray the marginally brighter of the two.
Balboa Mist reflects far more light (LRV 66 vs 30), opening up a space where Summit Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 30), opening up a space where Summit Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 30), opening up a space where Summit Gray encloses it.
At LRV 51 vs 30, Pigeon is decisively the brighter choice.
Summit Gray reflects far more light (LRV 30 vs 12), opening up a space where Pewter Green encloses it.
Summit Gray reflects far more light (LRV 30 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 30), opening up a space where Summit Gray encloses it.
A 11-point LRV gap (41 vs 30) makes Dix Blue the marginally brighter of the two.
Summit Gray reflects far more light (LRV 30 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reflects far more light (LRV 45 vs 30), opening up a space where Summit Gray encloses it.
Their light reflectance is nearly identical (LRV 31 vs 30), so neither reads brighter in a room.