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CoastalSouth-Facing

Sea Glass

Benjamin Moore · CSP-735

The Analysis

Sea Glass is a mid-tone grey-green that pulls focus, making a room feel grounded rather than expansive. Because of its lower Light Reflectance Value (LRV) of 32.71, it absorbs more light than it reflects, which can make a space feel cozy and intimate instead of bright and airy.

This is best used as a main wall color in rooms where you want a sense of permanence. It functions well as a neutral backdrop that anchors the room without being as harsh or cold as a true charcoal.

LRV 33

History & Origin

It leans into a modern transitional style rather than a specific historical period. It avoids the heavy saturation of Victorian palettes while lacking the starkness of current ultra-minimalist trends.

Undertoneneutral
FamilyGreen

How to Use It

It pairs exceptionally well with warm, medium-toned woods like oak or walnut to balance its cool green undertones. For hardware, choose matte black for a modern contrast or unlacquered brass to add a touch of warmth.

The Mood

This color provides a balanced, restful atmosphere that feels steady and calm. It is a reliable choice for daily living because it lacks the jarring brightness of lighter shades, effectively reducing visual fatigue.

Colour harmonies

Complementary

Opposite on the colour wheel — bold, high-contrast pairings. Use for a feature wall or furniture you want to command attention.

Analogous

Neighbouring hues — cohesive and calm, great for layered schemes that feel collected rather than matched.

Split complementary

Near-opposites for strong contrast with a little less tension than a pure complement. A favourite of interior designers.

Triadic

Three evenly spaced hues — balanced, vibrant, and versatile. Keep one dominant and use the others sparingly.

Tetradic (square)

Four hues in a square on the wheel — rich, dynamic palettes. Best when one colour leads and the others accent.

Monochromatic

Dark, mid, and light steps on the same hue — a failsafe gradient for trim, walls, and accents without shifting colour family.

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Lighting

See how this colour shifts across natural and artificial light conditions.

  • Natural
  • Morning
  • Afternoon
  • Evening
  • Overcast
  • 2700K
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  • 5500K