HeritageSouth-Facing

Marine Blue

Little Greene · 6154

The Analysis

Marine Blue is an exceptionally dark, saturated shade that absorbs a significant amount of light due to its low Light Reflectance Value (LRV) of 4.35. In practice, this will make the walls 'recede,' creating a cozy, cocoon-like atmosphere rather than making a room feel expansive or bright.

Because of its depth, it works best as a bold, immersive feature. Use it to define a specific zone, such as a study or media room, rather than as a backdrop for a light, airy living space.

LRV 4

History & Origin

This shade leans into a sophisticated, moody heritage aesthetic. It mimics the deep pigments used in historic libraries and studies, offering a traditional gravity that feels both established and timeless.

Undertonecool
FamilyTeal

How to Use It

It excels in smaller rooms or home offices where you want to lean into the drama. Pair it with warm walnut wood tones or unlacquered brass hardware to prevent the room from feeling too cold; matte black accents will also reinforce its modern, streamlined edge.

The Mood

Living with this color provides a grounding, restful experience. It is a stable, serious hue that minimizes visual distraction, making it excellent for spaces where you want to wind down or focus.

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.

Brand Matches

Perceptually similar colours from across all brands in our database.

  • Teal

    Benjamin Moore · 2055-10

  • Tucson Teal

    Benjamin Moore · 2056-10

  • Moscow Midnight

    Sherwin-Williams · SW9142

  • Mariana Trench

    Valspar · 8002-41G

  • Dark Harbor

    Benjamin Moore · CSP-720

  • Night Swim

    Valspar · V105-6

Lighting

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

  • Natural