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Steel Blue

Benjamin Moore · 823

The Analysis

Steel Blue is a mid-tone colour that adds weight and structure to a room without feeling dark. Because it has an LRV of 33.37, it absorbs a fair amount of light, which can make a room feel cozier and more intimate rather than bright and airy.

It works best as a moody main wall colour in studies or bedrooms, or as a sophisticated contrast in a kitchen. It acts as a bridge between a neutral and a bold shade, making it versatile enough for an accent wall or an entire room.

LRV 33

History & Origin

This shade fits well into traditional palettes, often seen in colonial or classic American interiors. However, its clean undertones keep it from looking dated, allowing it to transition easily into modern home styles.

Undertonecool
FamilyBlue

How to Use It

Pair this with warm wood tones like walnut or white oak to balance the coolness of the blue. For fixtures, matte black hardware creates a sharp, modern edge, while unlacquered brass adds a softer, more classic contrast.

The Mood

This colour provides a grounded, stable atmosphere that leans toward restful rather than energizing. It is a reliable choice for spaces where you want to reduce visual noise and promote a sense of calm focus.

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.

  • Washed Denim

    Behr · M530-4

  • Pressed Violet

    Benjamin Moore · CSP-520

  • Blueberry Popover

    Behr · 610D-5

  • Violetta

    Valspar · V073-4

  • Sapphire Springs 6

    Dulux

  • Romantic Isle

    Behr · 590D-4

Lighting

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

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