Billow
Valspar · 4008-9C
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The Analysis
Billow is a mid-tone blue that effectively reflects light to brighten up dim areas without feeling blinding. Because of its medium Light Reflectance Value (LRV) of 48, it creates a sense of depth, making a small room feel open rather than confined.
This colour works best as a main wall choice in functional spaces or as a secondary feature in larger areas. It is too saturated to be a true neutral, so treat it as a deliberate design choice that anchors the room.
LRV 48History & Origin
This isn't a traditional heritage color; it aligns more with modern design movements that favor clean, intentional hues. It avoids the dusty, muted look of older period palettes.
How to Use It
It excels in bathrooms or home offices, especially when paired with crisp white trim and matte black fixtures. For wood tones, stick to lighter, natural woods or white-washed oak to maintain a high-contrast, clean look.
The Mood
Living with this shade feels crisp and orderly rather than sleepy. It provides a steady, reliable atmosphere that keeps a room feeling fresh and alert throughout the day.
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