Rock Bottom vs Rookwood Blue Green
Both from Sherwin-Williams's palette. Rock Bottom reads as grey, while Rookwood Blue Green reads as blue-green — two distinct hue families, not close cousins. Rookwood Blue Green (LRV 22) reflects noticeably more light than Rock Bottom (LRV 7), a difference of 14 points that becomes especially apparent in rooms with limited natural light. Both lean neutral, so they'll behave similarly in mixed or changing light conditions. With a ΔE of 22.8, 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.
Rock Bottom vs Rookwood Blue Green in Real Spaces
6 real rooms side by side. Seeing Rock Bottom and Rookwood Blue Green 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 Rookwood Blue Green will make the room feel meaningfully brighter than Rock Bottom 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. Rookwood Blue Green reflects noticeably more light off the walls, making the space read more open than Rock Bottom.
Kitchen
In a kitchen, colors are seen under bright task lighting that amplifies undertones — what reads neutral elsewhere can show its hand here. Rookwood Blue Green reflects noticeably more light off the walls, making the space read more open than Rock Bottom.
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. Rookwood Blue Green reflects noticeably more light off the walls, making the space read more open than Rock Bottom.
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 Rookwood Blue Green will make the room feel meaningfully brighter than Rock Bottom would.
Kitchen Cabinets
Kitchen cabinets are constantly compared against adjacent materials, which means subtle differences between these two become much more visible. Rookwood Blue Green reflects noticeably more light off the walls, making the space read more open than Rock Bottom.
Color Details
Rock Bottom vs Rookwood Blue Green Simulated Comparison
5 simulated room previews — drag the slider on each to see Rock Bottom on one side and Rookwood Blue Green 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 Rock Bottom comparisons
See how Rock Bottom stacks up against other well-photographed colors across different brands and tones.
At LRV 69 vs 7, Ammonite is decisively the brighter choice.
White Dove reflects far more light (LRV 83 vs 7), opening up a space where Rock Bottom encloses it.
With LRVs of 7 and 6, the two reflect almost the same amount of light.
At LRV 52 vs 7, Purbeck Stone is decisively the brighter choice.
At LRV 30 vs 7, Evergreen Fog is decisively the brighter choice.
Mizzle reflects far more light (LRV 52 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 60 vs 7, Agreeable Gray is decisively the brighter choice.
Accessible Beige reflects far more light (LRV 58 vs 7), opening up a space where Rock Bottom encloses it.
Denim Drift reflects far more light (LRV 27 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 43 vs 7, French Gray is decisively the brighter choice.
Their light reflectance is nearly identical (LRV 7 vs 4), so neither reads brighter in a room.
Tranquil Dawn reflects far more light (LRV 55 vs 7), opening up a space where Rock Bottom encloses it.
Bancha reads slightly lighter (LRV 13 vs 7), a gap that shows most in low-lit rooms.
Hardwick White reflects far more light (LRV 44 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 84 vs 7, Pure White is decisively the brighter choice.
At LRV 21 vs 7, Artichoke is decisively the brighter choice.
Balboa Mist reflects far more light (LRV 66 vs 7), opening up a space where Rock Bottom encloses it.
Shoji White reflects far more light (LRV 74 vs 7), opening up a space where Rock Bottom encloses it.
Snowbound reflects far more light (LRV 83 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 51 vs 7, Pigeon is decisively the brighter choice.
Pewter Green reads slightly lighter (LRV 12 vs 7), a gap that shows most in low-lit rooms.
With LRVs of 8 and 7, the two reflect almost the same amount of light.
Skimming Stone reflects far more light (LRV 68 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 41 vs 7, Dix Blue is decisively the brighter choice.
Vintage Vogue reads slightly lighter (LRV 12 vs 7), a gap that shows most in low-lit rooms.
Saybrook Sage reflects far more light (LRV 45 vs 7), opening up a space where Rock Bottom encloses it.
At LRV 31 vs 7, Pale Green is decisively the brighter choice.