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Mosaic Blue

Behr · PPU15-4

The Analysis

Mosaic Blue is a deep, moody slate with an LRV of 11.98, meaning it absorbs a significant amount of light rather than reflecting it. This creates a cozy, enclosed feeling that makes large rooms feel more intimate but can make smaller spaces feel quite cavernous.

Due to its intensity, this color works best as a bold accent wall or a dramatic choice for a home office or bedroom. As a full-room color, it requires plenty of natural or artificial light to prevent it from feeling too dark.

LRV 12

History & Origin

This is a distinctly modern, sophisticated choice that leans into contemporary color trends rather than traditional period decor. It pairs well with clean architectural lines and current minimalist design standards.

Undertonecool
FamilyBlue

How to Use It

Use this in bedrooms or media rooms to emphasize a sense of retreat. Pair it with warm wood tones like walnut or light oak to balance the coolness, and use matte black or brushed brass hardware for a sharp, high-contrast finish.

The Mood

Living with this shade is a restful experience because it mimics the calm of dusk or deep water. It is a grounded, steady color that promotes focus and relaxation, making it ideal for spaces where you want to wind down.

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.

  • Woad

    Little Greene · 6154

  • Admiral Blue

    Behr · M520-7

  • Wickford Bay

    Behr · 590D-6

  • Starlit Night 2

    Dulux

  • Pressed Blueberry

    Dulux

  • Revel Blue

    Sherwin-Williams · SW6530

Lighting

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

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