HeritageSouth-Facing

Japanese Seaweed

Valspar · V143-6

The Analysis

Japanese Seaweed is a very dark, muted olive-green that absorbs a significant amount of light due to its low LRV of 7.3. Because it reflects so little light, it will make a room feel smaller and more enclosed, creating an intimate, cave-like atmosphere.

Due to its intensity, it works best as a bold, moody accent wall or for complete color-drenching in a small study or bedroom. It is too dark for a primary wall color in a standard-sized room unless you are intentionally aiming for a dramatic, moody aesthetic.

LRV 7

History & Origin

This shade fits well within a moody, modern-traditional aesthetic that draws inspiration from heritage colors. It bridges the gap between classic forest greens and contemporary, earth-toned design trends.

Undertonecool
FamilyGreen-Yellow

How to Use It

Pair this with warm walnut wood tones and brushed brass hardware to cut through the darkness. It also looks sharp with matte black finishes, though be careful to add texture like linen or velvet to prevent the space from feeling too clinical.

The Mood

This color is inherently restful and grounding, acting as a neutral anchor rather than an energizing pop of color. It is excellent for spaces where you want to signal to your brain that it is time to slow down and decompress.

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.

  • Foxhall Green

    Sherwin-Williams · SW9184

  • Deep Forest

    Behr · BXC-12

  • Forestwood

    Sherwin-Williams · SW7730

  • Bridle Path

    Colourtrend

  • Laurel Woods

    Sherwin-Williams · SW7749

  • Shade‐Grown

    Sherwin-Williams · SW6188

Lighting

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

  • Natural