Stiffkey Blue vs Cement grey
Where Stiffkey Blue belongs to Farrow & Ball's range, Cement grey is a RAL Classic color. Stiffkey Blue reads as blue, while Cement grey reads as grey — two distinct hue families, not close cousins. Cement grey (LRV 24) reflects noticeably more light than Stiffkey Blue (LRV 10), a difference of 14 points that becomes especially apparent in rooms with limited natural light. With a ΔE of 23.7, 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 6 real-room photo comparisons where both colors appear side by side, plus 5 simulated room previews.
Stiffkey Blue vs Cement grey in Real Spaces
6 real rooms side by side. Seeing Stiffkey Blue and Cement grey 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 Cement grey will make the room feel meaningfully brighter than Stiffkey Blue would.
Bedroom
The context that matters most in a bedroom is how a color reads under a bedside lamp at night, not under noon daylight. Cement grey reflects noticeably more light off the walls, making the space read more open than Stiffkey Blue.
Bathroom
Bathrooms are one of the few spaces where you're genuinely enclosed by the paint color, which makes the choice between these two more consequential. Cement grey reflects noticeably more light off the walls, making the space read more open than Stiffkey Blue.
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. Cement grey reflects noticeably more light off the walls, making the space read more open than Stiffkey Blue.
Front Door
A front door is a focal point — small color differences read clearly at this concentrated scale. The LRV gap is large enough that Cement grey will make the room feel meaningfully brighter than Stiffkey Blue would.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Cement grey reflects noticeably more light off the walls, making the space read more open than Stiffkey Blue.
Color Details
Stiffkey Blue vs Cement grey Simulated Comparison
5 simulated room previews — drag the slider on each to see Stiffkey Blue on one side and Cement grey 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 Stiffkey Blue comparisons
See how Stiffkey Blue stacks up against other well-photographed colors across different brands and tones.
At LRV 83 vs 10, White Dove is decisively the brighter choice.
Ammonite reflects far more light (LRV 69 vs 10), opening up a space where Stiffkey Blue encloses it.
A 4-point LRV gap (10 vs 6) makes Stiffkey Blue the marginally brighter of the two.
Purbeck Stone reflects far more light (LRV 52 vs 10), opening up a space where Stiffkey Blue encloses it.
Evergreen Fog reflects far more light (LRV 30 vs 10), opening up a space where Stiffkey Blue encloses it.
At LRV 52 vs 10, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 10), opening up a space where Stiffkey Blue encloses it.
At LRV 58 vs 10, Accessible Beige is decisively the brighter choice.
At LRV 27 vs 10, Denim Drift is decisively the brighter choice.
French Gray reflects far more light (LRV 43 vs 10), opening up a space where Stiffkey Blue encloses it.
Stiffkey Blue reads slightly lighter (LRV 10 vs 4), a gap that shows most in low-lit rooms.
At LRV 55 vs 10, Tranquil Dawn is decisively the brighter choice.
A 3-point LRV gap (13 vs 10) makes Bancha the marginally brighter of the two.
At LRV 44 vs 10, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 10), opening up a space where Stiffkey Blue encloses it.
Artichoke reads slightly lighter (LRV 21 vs 10), a gap that shows most in low-lit rooms.
At LRV 66 vs 10, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 10, Shoji White is decisively the brighter choice.
At LRV 83 vs 10, Snowbound is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 12 vs 10), so neither reads brighter in a room.
At LRV 68 vs 10, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 10), opening up a space where Stiffkey Blue encloses it.
Calamine reflects far more light (LRV 68 vs 10), opening up a space where Stiffkey Blue encloses it.
Treron reflects far more light (LRV 25 vs 10), opening up a space where Stiffkey Blue encloses it.
Their light reflectance is nearly identical (LRV 12 vs 10), so neither reads brighter in a room.
At LRV 45 vs 10, Saybrook Sage is decisively the brighter choice.
Pale Green reflects far more light (LRV 31 vs 10), opening up a space where Stiffkey Blue encloses it.
Stiffkey Blue reads slightly lighter (LRV 10 vs 7), a gap that shows most in low-lit rooms.
Guilford Green reflects far more light (LRV 57 vs 10), opening up a space where Stiffkey Blue encloses it.
Just Walnut reflects far more light (LRV 72 vs 10), opening up a space where Stiffkey Blue encloses it.