Fervent Brass vs Sea Mariner
Fervent Brass and Sea Mariner come from the same Sherwin-Williams collection. Hue-wise, Fervent Brass belongs to the beige family and Sea Mariner to the blue-grey family. The 14-point LRV gap — 20 for Fervent Brass vs 7 for Sea Mariner — means Fervent Brass will open up a space more effectively. Where Fervent Brass leans warm, Sea Mariner reads cool — a distinction that shifts noticeably depending on the light source and surrounding finishes. A ΔE of 48.4 puts these firmly in different territory — two distinct design choices rather than close alternatives. Below you'll find 1 real-room photo comparison where both colors appear side by side, plus 5 simulated room previews.
Fervent Brass vs Sea Mariner in Real Spaces
1 real room side by side. Seeing Fervent Brass 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.
Mudroom
In a hardworking space like a mudroom, the depth and warmth of a color reads differently than in a quieter room. The LRV gap is large enough that Fervent Brass will make the room feel meaningfully brighter than Sea Mariner would.
Color Details
Fervent Brass vs Sea Mariner Simulated Comparison
5 simulated room previews — drag the slider on each to see Fervent Brass on one side and Sea Mariner 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 Fervent Brass comparisons
See how Fervent Brass stacks up against other well-photographed colors across different brands and tones.
Ammonite reflects far more light (LRV 69 vs 20), opening up a space where Fervent Brass encloses it.
At LRV 83 vs 20, White Dove is decisively the brighter choice.
At LRV 20 vs 6, Fervent Brass is decisively the brighter choice.
Purbeck Stone reflects far more light (LRV 52 vs 20), opening up a space where Fervent Brass encloses it.
Evergreen Fog reads slightly lighter (LRV 30 vs 20), a gap that shows most in low-lit rooms.
At LRV 52 vs 20, Mizzle is decisively the brighter choice.
Agreeable Gray reflects far more light (LRV 60 vs 20), opening up a space where Fervent Brass encloses it.
At LRV 58 vs 20, Accessible Beige is decisively the brighter choice.
A 7-point LRV gap (27 vs 20) makes Denim Drift the marginally brighter of the two.
French Gray reflects far more light (LRV 43 vs 20), opening up a space where Fervent Brass encloses it.
Fervent Brass reflects far more light (LRV 20 vs 4), opening up a space where Naval encloses it.
At LRV 55 vs 20, Tranquil Dawn is decisively the brighter choice.
A 7-point LRV gap (20 vs 13) makes Fervent Brass the marginally brighter of the two.
At LRV 44 vs 20, Hardwick White is decisively the brighter choice.
Pure White reflects far more light (LRV 84 vs 20), opening up a space where Fervent Brass encloses it.
With LRVs of 21 and 20, the two reflect almost the same amount of light.
At LRV 66 vs 20, Balboa Mist is decisively the brighter choice.
At LRV 74 vs 20, Shoji White is decisively the brighter choice.
At LRV 83 vs 20, Snowbound is decisively the brighter choice.
Pigeon reflects far more light (LRV 51 vs 20), opening up a space where Fervent Brass encloses it.
A 9-point LRV gap (20 vs 12) makes Fervent Brass the marginally brighter of the two.
At LRV 20 vs 8, Fervent Brass is decisively the brighter choice.
At LRV 68 vs 20, Skimming Stone is decisively the brighter choice.
Dix Blue reflects far more light (LRV 41 vs 20), opening up a space where Fervent Brass encloses it.
A 9-point LRV gap (20 vs 12) makes Fervent Brass the marginally brighter of the two.
At LRV 45 vs 20, Saybrook Sage is decisively the brighter choice.
Pale Green reads slightly lighter (LRV 31 vs 20), a gap that shows most in low-lit rooms.