Mid-Century ModernSouth-Facing

Demon Blue

Valspar · V037-3

The Analysis

Demon Blue is a deep, saturated shade that absorbs a significant amount of light due to its low Light Reflectance Value (LRV) of 9.6. Because it reflects so little light, it will make a room feel smaller and more enclosed, which is perfect for creating a cozy, high-contrast environment.

This is a bold, high-impact color that works best as an accent wall, in a dedicated media room, or for cabinetry. It acts as a dramatic backdrop rather than a neutral, so avoid painting an entire small room in it unless you want a 'jewel box' effect.

LRV 10

History & Origin

This is a distinctly modern choice that leans into contemporary design trends. It lacks the dusty, muted qualities of period colors and instead offers a crisp, synthetic sharpness common in current interior styling.

Undertonecool
FamilyPurple

How to Use It

Pair this blue with warm wood tones like walnut or light oak to balance the coolness of the pigment. Use matte black hardware for a seamless, moody look or unlacquered brass to create a sharp, high-contrast highlight.

The Mood

Living with a color this dark creates a grounded, restful atmosphere. It lacks the 'buzz' of brighter tones, making it an excellent choice for spaces where you want to feel tucked away and focused rather than 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.

  • Southern Belle

    Benjamin Moore · 819

  • Plush Velvet 3

    Dulux

  • Canyon Iris

    Behr · P540-7

  • GARDA BLÅ

    Jotun · 4081

  • Boudoir Blue

    Behr · MQ5-48

  • Purple Frenzy

    Valspar · 4004-10C

Lighting

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

  • Natural