IndustrialSouth-Facing

River Blue

Benjamin Moore · 2057-10

The Analysis

River Blue is a deeply saturated, dark teal-toned blue that absorbs a significant amount of light due to its low 5.77 LRV. Because it reflects so little light, it will make a room feel more intimate and enclosed rather than spacious or bright.

Due to its intensity, it works best as a bold accent wall or for high-impact spaces like a library, media room, or powder room. Using it on all four walls is a confident design choice that creates a dramatic, cocoon-like effect.

LRV 6

History & Origin

This color aligns with moody, modern interior trends rather than historical period styles. It is a sophisticated, contemporary choice that leans away from traditional pastels or light-neutral palettes.

Undertonecool
FamilyTeal

How to Use It

Pair this with warm wood tones like walnut or teak to balance the cool blue, or use unlacquered brass hardware for a high-contrast, polished finish. It looks sharpest in spaces with good artificial lighting or enough natural light to prevent it from reading as flat black.

The Mood

This shade feels grounding and restful, making it an excellent choice for rooms where you want to signal to your brain that it is time to unwind. It creates a stable, serious environment that feels secure rather than energizing.

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.

  • Dark Harbor

    Benjamin Moore · CSP-720

  • Moscow Midnight

    Sherwin-Williams · SW9142

  • Rugged Teal

    Valspar · V104-6

  • Deep Galaxy

    Valspar · 8003-41G

  • Rainstorm

    Sherwin-Williams · SW6230

  • Everglade Deck

    Valspar · 5011-3

Lighting

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

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