Beach Blue
Simply White
Coastal Hamptons BM Sea Salt CSP-95 #A7C2D1 #F5F2E8

Coastal Living Room in Beach Blue, Off-White and Natural Oak

The coastal living room in beach blue, simply white and natural oak channels the easy elegance of a Sag Harbor weekend cottage, a Nantucket shingle-style retreat or a Cape Cod saltbox renovated for ye...

Before / After Preview

Before - facade without Beach Blue + Simply White (Coastal Hamptons)
Before
After - facade in Beach Blue (BM Sea Salt CSP-95) with Simply White on the ceiling, baseboards, crown molding, window casings (Coastal Hamptons)
After

Understanding This Color Harmony

The coastal living room in beach blue, simply white and natural oak channels the easy elegance of a Sag Harbor weekend cottage, a Nantucket shingle-style retreat or a Cape Cod saltbox renovated for year-round living. Benjamin Moore Sea Salt CSP-95 (#A7C2D1) covers the four walls with the soft, sun-bleached blue of an East Hampton morning sky reflected on the bay. This particular blue reads as soft gray-blue at noon, deepens to teal at dusk, and never tips into nursery-blue cliche thanks to its subtle gray undertone. On a 14 by 18 foot living room oriented south or east, Sea Salt opens the space visually and reinforces the sense of being near water even when the home is set 30 miles inland in Westhampton or Bridgehampton. The ceiling, crown molding, baseboards, window casings and door trim shift to Benjamin Moore Simply White OC-117 (#F5F2E8), an off-white with a barely warm undertone that reads cleanly against Sea Salt without freezing the palette into hospital territory. Natural oak hardwood floors in 5-inch wide plank with a clear matte finish anchor the composition with the warmth of a fishing dock at low tide. Furnishings follow the coastal canon: a cream linen-slipcovered sofa from Restoration Hardware Cloud Track Arm, two woven Lloyd Loom armchairs, a reclaimed driftwood coffee table, a sisal area rug 8 by 10 feet, a vintage rope-and-glass pendant from Pottery Barn, and a single oversized abstract seascape above the fireplace. Window treatments are simple linen Roman shades in flax. The 60-30-10 rule applies: 60 percent Sea Salt walls, 30 percent Simply White trim and ceiling, 10 percent warm wood and rope accents. The look stays timeless because it draws from 200 years of New England coastal vernacular rather than chasing seasonal trends. Plan for approximately two gallons of Sea Salt for the walls (two coats over 600 square feet) and one gallon of Simply White for ceiling and trim. Specify a low-VOC formulation given the open floor plan and family use.

Technical Color Details

Property Facade Ceiling, baseboards, crown molding, window casings
Color Name Beach Blue Simply White
HEX #A7C2D1 #F5F2E8
RGB 167, 194, 209 -
RAL BM Sea Salt CSP-95 -
Element Walls / Facade Ceiling, baseboards, crown molding, window casings
Style Coastal Hamptons
Beach Blue
#A7C2D1
Simply White
#F5F2E8

Colour Technical Profile

LRV
74.3
Hue
201°
Saturation
31%
Lightness
74%

In HSL coordinates, Beach Blue sits at hue 201°, saturation 31%, and lightness 74%. That places it among the cool and calming tones with moderate saturation, close to the RAL reference BM Sea Salt CSP-95. Interior paint lines such as Sherwin-Williams Emerald Interior, Benjamin Moore Regal Select, Behr Ultra carry this color in matte and eggshell finishes with excellent scrubbability.

The Light Reflectance Value (LRV) calculates to 74.3. For an interior room, LRV drives how the space feels - whether it reads intimate and enveloping, or bright and spacious. At LRV 74.3 the room reflects plenty of light and feels larger. Excellent for a hallway, bathroom, kitchen, or small bedroom - perceived brightness can rise 30%. Matte finish preferred to avoid clinical glare.

The mathematical complement (180° across the hue wheel) lands on a terracotta - best reserved for a small accent such as a cushion, artwork, or side piece. The existing accent of Simply White (#F5F2E8) on the ceiling, baseboards, crown molding, window casings sits at a controlled contrast ratio that grounds the composition without breaking it up.

Expert Tips

Specify Benjamin Moore Aura in Sea Salt CSP-95 in matte finish for the walls (85 dollars per gallon), as Aura's color depth shows the Sea Salt undertone beautifully and the matte finish hides any wall imperfections from older homes. For trim, use BM Advance White Dove OC-17 in satin (75 dollars per gallon), a waterborne alkyd that levels like an oil-based paint without the yellowing. If on a budget, Sherwin-Williams Sea Salt SW 6204 in Emerald is a near-identical match at 70 dollars per gallon. Apply Frog Tape PaintBlock along ceiling-to-wall seams for crisp lines. Layer warm white LED bulbs at 2700K dimmable in table lamps, recessed cans, and the rope pendant for the right golden-hour warmth.

Common Mistakes to Avoid

Avoid pure bright white trim like BM Chantilly Lace OC-65, which reads icy against Sea Salt and erases the soft transition. Stay with Simply White or White Dove. Don't paint the ceiling in the wall blue, which crushes the room and feels like a swimming pool. Skip 6500K daylight bulbs that turn Sea Salt into clinical teal; warm white 2700K is mandatory. Avoid wall-to-wall navy rugs that fight the floor warmth, and never specify high-gloss trim, which looks plasticky on traditional coastal millwork (satin only). Don't combine Sea Salt with terracotta or rust accents; the temperature clash kills the coastal serenity.

Ideal Home Styles

Hamptons weekend cottage Sag Harbor home Nantucket shingle Cape Cod saltbox Charleston SC piazza house Florida Gulf Coast bungalow Pacific Northwest waterfront traditional coastal living room 200 to 400 square feet

Where This Palette Shines

Style & Room Fit

This coastal hamptons palette is especially well suited to Hamptons weekend cottage, Sag Harbor home, Nantucket shingle, Cape Cod saltbox, Charleston SC piazza house, Florida Gulf Coast bungalow, Pacific Northwest waterfront, traditional coastal living room 200 to 400 square feet. In a living room, it creates a bright, airy mood that visually enlarges the space. Pair with furniture consistent with the coastal hamptons style.

Light & Ambiance

With an LRV of 74.3, this bright tone maximizes daylight and suits darker or north-facing rooms. Neutral 3000K lighting avoids a clinical feel; matte finish recommended over satin to reduce glare.

Practical Considerations

For a durable finish, choose matte or flat on walls (hides imperfections), eggshell or satin on trim (scrub-resistant and impact-friendly). Plan two coats plus a bonding primer. Budget 3-5L per color for a standard 20m² room. Always test a poster-size swatch across different times of day before committing.

Frequently Asked Questions

What colors are used in this combination?

This combination pairs Beach Blue (#A7C2D1, BM Sea Salt CSP-95) on the walls with Simply White (#F5F2E8) on the ceiling, baseboards, crown molding, window casings. The style is Coastal Hamptons.

What style of home suits this combination?

This color scheme is ideal for: Hamptons weekend cottage, Sag Harbor home, Nantucket shingle, Cape Cod saltbox, Charleston SC piazza house, Florida Gulf Coast bungalow, Pacific Northwest waterfront, traditional coastal living room 200 to 400 square feet.

How can I test this combination on my home?

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What are the RAL and HEX references for these colors?

The facade color Beach Blue has the reference BM Sea Salt CSP-95 (HEX: #A7C2D1, RGB: 167, 194, 209). The accent color Simply White has the HEX code #F5F2E8.

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