Moss Rock vs Grotto
Where Moss Rock belongs to PPG's range, Grotto is a Tikkurila color. Both sit in the greige-grey family, which is useful context if you're narrowing within a single hue direction. They have nearly identical light reflectance values (10 vs 10), so they'll read as similarly Dark in most lighting conditions. At ΔE 2.3, these are close — the kind of difference that matters when choosing between them, but doesn't read strongly in a finished room. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Moss Rock vs Grotto in Real Spaces
1 real room side by side. Moss Rock and Grotto 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.
Color Details
Moss Rock vs Grotto Simulated Comparison
5 simulated room previews — drag the slider on each to see Moss Rock on one side and Grotto 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 Moss Rock comparisons
See how Moss Rock stacks up against other well-photographed colors across different brands and tones.
White Dove reflects far more light (LRV 83 vs 10), opening up a space where Moss Rock encloses it.
At LRV 52 vs 10, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 10, Evergreen Fog is decisively the brighter choice.
At LRV 60 vs 10, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 10), opening up a space where Moss Rock encloses it.
Denim Drift reflects far more light (LRV 27 vs 10), opening up a space where Moss Rock encloses it.
At LRV 43 vs 10, French Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 10), opening up a space where Moss Rock encloses it.
Hardwick White reflects far more light (LRV 44 vs 10), opening up a space where Moss Rock encloses it.
At LRV 84 vs 10, Pure White is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 10), opening up a space where Moss Rock encloses it.
Shoji White reflects far more light (LRV 74 vs 10), opening up a space where Moss Rock encloses it.
With LRVs of 12 and 10, the two reflect almost the same amount of light.
With LRVs of 10 and 8, the two reflect almost the same amount of light.
Skimming Stone reflects far more light (LRV 68 vs 10), opening up a space where Moss Rock encloses it.
With LRVs of 12 and 10, the two reflect almost the same amount of light.
Saybrook Sage reflects far more light (LRV 45 vs 10), opening up a space where Moss Rock encloses it.
At LRV 31 vs 10, Pale Green is decisively the brighter choice.