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IndustrialSouth-Facing

Castle Moat

Behr · 580B-6

The Analysis

Castle Moat is a deep, muted blue that absorbs a significant amount of light rather than reflecting it, which creates a cozy, enclosed feel. Because its LRV (Light Reflectance Value) is 23.88, it will make a room feel smaller and more intimate rather than bright and airy.

This color functions best as a dramatic backdrop or a bold focal point. It is too dark to be a neutral main wall color for the whole house, but it excels when used to define specific zones like a study, powder room, or an accent wall.

LRV 24

History & Origin

This is a modern, sophisticated take on blue that avoids the dated, 'dusty' look of traditional period blues. It fits perfectly into contemporary design schemes that favor clean lines and saturated, moody palettes.

Undertonecool
FamilyBlue

How to Use It

Pair this with warm wood tones like walnut or oak to balance the coolness of the blue. For hardware, use matte black for a modern industrial look or unlacquered brass to create a sharp, high-contrast visual pop.

The Mood

Living with this shade is inherently restful and grounding due to its cool, steady nature. It acts as a visual stabilizer, making it a great choice for spaces where you want to minimize chaos and promote relaxation.

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.

  • Perfect Periwinkle

    Sherwin-Williams · SW9065

  • Debutante Ball

    Behr · MQ5-46

  • Neon Blue

    Behr · PPU15-6

  • Lapis Lazuli

    Behr · HDC-MD-02

  • Mariner's Tale

    Benjamin Moore · CC-876

  • Blue Dragon

    Benjamin Moore · 810

Lighting

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

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