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Mussel

Colourtrend

The Analysis

Mussel is a deep, moody blue-grey that absorbs a significant amount of light due to its low LRV of 7.61. Because it is so dark, it will make a room feel more intimate and enclosed rather than expansive or bright.

It works best as a dramatic, sophisticated accent wall or a full-room wrap for smaller spaces like studies or bedrooms. It is too dark to serve as a neutral backdrop for a bright, airy living area.

LRV 8

History & Origin

This is a modern, sophisticated choice that leans into contemporary interior trends. It lacks the chalky lightness of traditional heritage palettes, favoring a sharp, clean-lined aesthetic instead.

Undertonecool
FamilyBlue

How to Use It

Pair this with warm wood tones like walnut or oak to balance the cool blue undertones. Matte black hardware creates a seamless, modern look, while brushed brass adds a necessary pop of warmth against such a dark surface.

The Mood

This shade feels highly restorative and grounded, making it perfect for areas where you want to switch off. It provides a stable, serious backdrop that feels professional and quiet rather than high-energy.

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.

  • Night Flight

    Behr · S520-7

  • Midnight Shadow

    Valspar · 4004-4C

  • Motor City Blue

    Valspar · 4005-4C

  • Peaceful Night

    Dulux

  • Dark Denim

    Behr · S510-7

  • Newburyport Blue

    Benjamin Moore · HC-155

Lighting

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

  • Natural
  • Morning
  • Afternoon
  • Evening
  • Overcast
  • 2700K
  • 3500K
  • 4000K
  • 5500K