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IndustrialUniversal

Celestial Blue 1

Dulux

The Analysis

Celestial Blue 1 is a deep, saturated teal-blue with a low Light Reflectance Value (LRV) of 7.47, meaning it absorbs most light rather than reflecting it. This creates an immersive, cocooning effect that pulls walls inward, making large rooms feel more intimate and grounding.

This is a bold choice, best used as a statement colour rather than a neutral backdrop. It works exceptionally well on feature walls, in home offices, or for painting cabinetry to create a high-contrast focal point.

LRV 7

History & Origin

This shade leans toward a modern, sophisticated aesthetic. It lacks the chalky qualities of traditional heritage paints, making it a better fit for contemporary interior design schemes.

Undertonecool
FamilyTeal

How to Use It

Pair this colour with warm wood tones like walnut to balance the coolness, or use matte black hardware for a sharp, modern edge. It performs best in rooms with plenty of artificial lighting, as natural light will cause it to shift toward a dark, inky blue.

The Mood

Living with this shade feels intentional and composed. Because it is a rich, dark tone, it provides a sense of stillness and focus, making it excellent for rooms where you want to wind down rather than stay energized.

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.

  • Gulf Coast

    Valspar · V069-6

  • Arabian Nights

    Valspar · V106-2

  • Slate Teal

    Benjamin Moore · 2058-20

  • Blue Jay Crest

    Valspar · V068-2

  • Regatta

    Sherwin-Williams · SW6517

  • Fingal's Cave

    Valspar · V108-2

Lighting

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

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