Cathedral Gray vs Slaked Lime Deep
Cathedral Gray is a Behr color while Slaked Lime Deep comes from Little Greene. Cathedral Gray reads as grey, while Slaked Lime Deep reads as beige — two distinct hue families, not close cousins. Cathedral Gray has an LRV of 40. They share a red quality — useful to know if you're layering them in the same space. At ΔE 16.3, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 3 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Cathedral Gray vs Slaked Lime Deep in Real Spaces
3 real rooms side by side. Seeing Cathedral Gray and Slaked Lime Deep 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
Living rooms test a color across a full range of conditions — morning sun, afternoon shade, and evening lamp light all shift how both of these read. At this scale, the choice between them becomes clear in a way that a swatch alone can't communicate.
Bathroom
Bathrooms amplify color — the enclosed space and reflective surfaces make what reads subtle elsewhere feel more present here. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.
Kitchen Cabinets
On cabinetry, undertone and temperature become more pronounced against countertops and hardware. Side by side like this, the difference is easy to read — which is exactly why seeing them in a real space is more useful than comparing chips.
Color Details
Cathedral Gray vs Slaked Lime Deep Simulated Comparison
5 simulated room previews — drag the slider on each to see Cathedral Gray on one side and Slaked Lime Deep 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 Cathedral Gray comparisons
See how Cathedral Gray stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 40, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 40), opening up a space where Cathedral Gray encloses it.
Cathedral Gray reflects far more light (LRV 40 vs 6), opening up a space where Iron Ore encloses it.
A 11-point LRV gap (52 vs 40) makes Purbeck Stone the marginally brighter of the two.
A 10-point LRV gap (40 vs 30) makes Cathedral Gray the marginally brighter of the two.
Mizzle reads slightly lighter (LRV 52 vs 40), a gap that shows most in low-lit rooms.
At LRV 60 vs 40, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 40), opening up a space where Cathedral Gray encloses it.
Cathedral Gray reflects far more light (LRV 40 vs 27), opening up a space where Denim Drift encloses it.
Their light reflectance is nearly identical (LRV 43 vs 40), so neither reads brighter in a room.
At LRV 40 vs 4, Cathedral Gray is decisively the brighter choice.
Tranquil Dawn reflects far more light (LRV 55 vs 40), opening up a space where Cathedral Gray encloses it.
Cathedral Gray reflects far more light (LRV 40 vs 13), opening up a space where Bancha encloses it.
Hardwick White reads slightly lighter (LRV 44 vs 40), a gap that shows most in low-lit rooms.
At LRV 84 vs 40, Pure White is decisively the brighter choice.
At LRV 40 vs 21, Cathedral Gray is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 40), opening up a space where Cathedral Gray encloses it.
Shoji White reflects far more light (LRV 74 vs 40), opening up a space where Cathedral Gray encloses it.
Snowbound reflects far more light (LRV 83 vs 40), opening up a space where Cathedral Gray encloses it.
A 10-point LRV gap (51 vs 40) makes Pigeon the marginally brighter of the two.
Cathedral Gray reflects far more light (LRV 40 vs 12), opening up a space where Pewter Green encloses it.
Cathedral Gray reflects far more light (LRV 40 vs 8), opening up a space where Duck Green encloses it.
Skimming Stone reflects far more light (LRV 68 vs 40), opening up a space where Cathedral Gray encloses it.
Their light reflectance is nearly identical (LRV 41 vs 40), so neither reads brighter in a room.
Cathedral Gray reflects far more light (LRV 40 vs 12), opening up a space where Vintage Vogue encloses it.
Saybrook Sage reads slightly lighter (LRV 45 vs 40), a gap that shows most in low-lit rooms.
A 9-point LRV gap (40 vs 31) makes Cathedral Gray the marginally brighter of the two.
At LRV 40 vs 7, Cathedral Gray is decisively the brighter choice.