Blue Diamond 3
Dulux
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The Analysis
Blue Diamond 3 is a deep, saturated teal that absorbs a fair amount of light due to its low LRV of 21.11. It will make a room feel more intimate and enclosed rather than expansive, making it ideal for creating a cozy, grounded atmosphere.
Because of its depth, it works best as a dramatic feature wall or for colour-drenching a smaller space like a study or powder room. It is too bold to be a neutral backdrop, so treat it as a primary focal point.
LRV 21History & Origin
This is a modern, contemporary tone that leans away from traditional heritage palettes. It fits perfectly into current interior trends that favor high-pigment, saturated blues and teals over softer pastels.
How to Use It
Pair this with warm wood tones like walnut or teak to balance the cool undertones, and use matte black hardware for a sharp, modern finish. It works exceptionally well in rooms with high ceilings or well-lit spaces where the depth of the pigment can be fully appreciated.
The Mood
This shade feels sophisticated and composed, providing a sense of calm focus without being sleepy. It is a stable, reliable colour that feels professional and intentional, making it excellent for areas where you want to reduce visual clutter.
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.
Add harmony palette to a room
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Brand Matches
Perceptually similar colours from across all brands in our database.
Lighting
See how this colour shifts across natural and artificial light conditions.
- Natural
- Morning
- Afternoon
- Evening
- Overcast
- 2700K
- 3500K
- 4000K
- 5500K