Mineral Gray vs Sea Mariner paint color comparison

Mineral Gray vs Sea Mariner

Both are Sherwin-Williams colors. These are both blue-greys, so the question isn't which hue to choose — it's where within blue-grey to land. At LRV 9 vs 7, Mineral Gray will read as the brighter of the two — a 3-point gap that matters most in north-facing or low-light rooms. They share a cool quality — useful to know if you're layering them in the same space. At ΔE NaN, these are genuinely distinct colors — a strong contrast if used together, or a meaningful choice between two different directions. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.

Mineral Gray vs Sea Mariner in Real Spaces

1 real room side by side. Seeing Mineral Gray and Sea Mariner in actual rooms makes the difference concrete; browse the spaces below to get a feel for how each color lives on a wall.

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.

Mineral GrayMineral gray painted cabinets

@artisan_millworks_co

Sea MarinerSw Sea Mariner Painted Cabinets

@patti_wilson_design

Color Details

Mineral Gray
Sherwin-Williams · 2740
Hex#515763
LRV9.4
BrandSherwin-Williams
Number2740
Undertone
TemperatureCool
BrightnessDark
Sea Mariner
Sherwin-Williams · 9640
Hex#434A54
LRV6.7
BrandSherwin-Williams
Number9640
Undertone
TemperatureCool
BrightnessDark

Mineral Gray vs Sea Mariner Simulated Comparison

5 simulated room previews — drag the slider on each to see Mineral Gray on one side and Sea Mariner on the other.

Bathroom
Bedroom
House
Kitchen Cabinets
Living Room

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 Mineral Gray comparisons

See how Mineral Gray stacks up against other well-photographed colors across different brands and tones.

White Dove
Mineral Gray
White Dove
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 83 vs 9, White Dove is decisively the brighter choice.

Ammonite
Mineral Gray
Ammonite
Mineral Gray
Farrow & Ball
Ammonite
LRV 69
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Ammonite reflects far more light (LRV 69 vs 9), opening up a space where Mineral Gray encloses it.

Iron Ore
Mineral Gray
Iron Ore
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

A 4-point LRV gap (9 vs 6) makes Mineral Gray the marginally brighter of the two.

Purbeck Stone
Mineral Gray
Purbeck Stone
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Purbeck Stone reflects far more light (LRV 52 vs 9), opening up a space where Mineral Gray encloses it.

Evergreen Fog
Mineral Gray
Evergreen Fog
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Evergreen Fog reflects far more light (LRV 30 vs 9), opening up a space where Mineral Gray encloses it.

Mizzle
Mineral Gray
Mizzle
Mineral Gray
Farrow & Ball
Mizzle
LRV 52
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 52 vs 9, Mizzle is decisively the brighter choice.

Agreeable Gray
Mineral Gray
Agreeable Gray
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Agreeable Gray reflects far more light (LRV 60 vs 9), opening up a space where Mineral Gray encloses it.

Accessible Beige
Mineral Gray
Accessible Beige
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 58 vs 9, Accessible Beige is decisively the brighter choice.

Denim Drift
Mineral Gray
Denim Drift
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 27 vs 9, Denim Drift is decisively the brighter choice.

French Gray
Mineral Gray
French Gray
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

French Gray reflects far more light (LRV 43 vs 9), opening up a space where Mineral Gray encloses it.

Mineral Gray
Naval
Mineral Gray
Naval
Sherwin-Williams
Mineral Gray
2740 · LRV 9
Sherwin-Williams
Naval
LRV 4

Mineral Gray reads slightly lighter (LRV 9 vs 4), a gap that shows most in low-lit rooms.

Tranquil Dawn
Mineral Gray
Tranquil Dawn
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 55 vs 9, Tranquil Dawn is decisively the brighter choice.

Bancha
Mineral Gray
Bancha
Mineral Gray
Farrow & Ball
Bancha
LRV 13
Sherwin-Williams
Mineral Gray
2740 · LRV 9

A 4-point LRV gap (13 vs 9) makes Bancha the marginally brighter of the two.

Hardwick White
Mineral Gray
Hardwick White
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 44 vs 9, Hardwick White is decisively the brighter choice.

Mineral Gray
Pure White
Mineral Gray
Pure White
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Pure White reflects far more light (LRV 84 vs 9), opening up a space where Mineral Gray encloses it.

Artichoke
Mineral Gray
Artichoke
Mineral Gray
Sherwin-Williams
Artichoke
LRV 21
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Artichoke reflects far more light (LRV 21 vs 9), opening up a space where Mineral Gray encloses it.

Balboa Mist
Mineral Gray
Balboa Mist
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 66 vs 9, Balboa Mist is decisively the brighter choice.

Mineral Gray
Shoji White
Mineral Gray
Shoji White
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 74 vs 9, Shoji White is decisively the brighter choice.

Mineral Gray
Snowbound
Mineral Gray vs Snowbound
Mineral Gray
Snowbound
Sherwin-Williams
Mineral Gray
2740 · LRV 9
Sherwin-Williams
Snowbound
LRV 83

At LRV 83 vs 9, Snowbound is decisively the brighter choice.

Mineral Gray
Pewter Green
Mineral Gray
Pewter Green
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Their light reflectance is nearly identical (LRV 12 vs 9), so neither reads brighter in a room.

Skimming Stone
Mineral Gray
Skimming Stone
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 68 vs 9, Skimming Stone is decisively the brighter choice.

Dix Blue
Mineral Gray
Dix Blue
Mineral Gray
Farrow & Ball
Dix Blue
LRV 41
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Dix Blue reflects far more light (LRV 41 vs 9), opening up a space where Mineral Gray encloses it.

Calamine
Mineral Gray
Calamine
Mineral Gray
Farrow & Ball
Calamine
LRV 68
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Calamine reflects far more light (LRV 68 vs 9), opening up a space where Mineral Gray encloses it.

Treron
Mineral Gray
Treron
Mineral Gray
Farrow & Ball
Treron
LRV 25
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Treron reflects far more light (LRV 25 vs 9), opening up a space where Mineral Gray encloses it.

Vintage Vogue
Mineral Gray
Vintage Vogue
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Their light reflectance is nearly identical (LRV 12 vs 9), so neither reads brighter in a room.

Saybrook Sage
Mineral Gray
Saybrook Sage
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

At LRV 45 vs 9, Saybrook Sage is decisively the brighter choice.

Pale Green
Mineral Gray
Pale Green
Mineral Gray
RAL ClassicClassic
Pale Green
LRV 31
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Pale Green reflects far more light (LRV 31 vs 9), opening up a space where Mineral Gray encloses it.

Pine Needle
Mineral Gray
Pine Needle
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

With LRVs of 9 and 7, the two reflect almost the same amount of light.

Cement grey
Mineral Gray
Cement grey
Mineral Gray
RAL ClassicClassic
Cement grey
LRV 24
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Cement grey reflects far more light (LRV 24 vs 9), opening up a space where Mineral Gray encloses it.

Guilford Green
Mineral Gray
Guilford Green
Mineral Gray
Sherwin-Williams
Mineral Gray
2740 · LRV 9

Guilford Green reflects far more light (LRV 57 vs 9), opening up a space where Mineral Gray encloses it.