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Coastal Grey

Dulux

The Analysis

Coastal Grey is a mid-tone cool grey that provides a balanced, steady presence in a room. With an LRV of 55.4, it reflects a moderate amount of light, which helps keep a space feeling open without becoming washed out or clinical.

This is a versatile foundation colour that works best as a main wall shade for living rooms or bedrooms. Because it is neutral and steady, it serves as a reliable backdrop that lets your furniture and art stand out rather than competing with the walls.

LRV 55

History & Origin

This is a distinctly modern, transitional shade that aligns with contemporary design sensibilities. It moves away from the ornate, high-contrast palettes of the past in favor of a clean, streamlined look.

Undertoneneutral
FamilyTeal

How to Use It

It pairs beautifully with light oak or walnut wood tones, which add necessary warmth to the cool grey. For hardware, use matte black for a sharp, modern edge or brushed brass to introduce a sophisticated contrast.

The Mood

Living with this colour feels grounding and remarkably consistent. It creates a restful, low-stress environment that doesn't demand attention, making it an excellent choice for areas where you want to unwind.

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.

  • Blue Charm

    Dulux

  • Celestial Cloud 4

    Dulux

  • Flowing Breeze

    Behr · N480-2

  • Silver Strand

    Behr · 560E-3

  • Annabelle

    Valspar · 8004-38B

  • Lighthouse Shadows

    Valspar · 4008-3B

Lighting

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

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