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Mid-Century ModernSouth-Facing

Mermaid Sea

Behr · P440-7

The Analysis

Mermaid Sea is a deep, saturated blue-green that absorbs a significant amount of light due to its low LRV of 16.75. Because it is dark, it will make walls feel like they are receding, which can create a cozy, enclosed atmosphere rather than an expansive or bright one.

This color serves best as a bold accent wall, a dramatic cabinet finish, or a wrap-around color for a moody home office. It is too intense for an entire house, but perfect for creating a distinct 'destination' room.

LRV 17

History & Origin

This hue aligns with modern, high-contrast design trends rather than traditional period palettes. It is a contemporary choice that leans into the recent popularity of saturated jewel tones in modern interiors.

Undertonecool
FamilyGreen

How to Use It

Use this in smaller rooms like powder rooms or dens to embrace the moodiness. Pair it with warm, honey-toned wood or aged brass hardware to balance the cool undertones of the paint.

The Mood

This shade provides a restful and stable environment, making it ideal for areas where you want to unwind. It avoids feeling clinical or cold, offering a grounded, weighted presence that feels intentional and calm.

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.

  • Lucky Shamrock

    Benjamin Moore · 609

  • Green Gables

    Benjamin Moore · 2041-30

  • Elegant Silk

    Valspar · 5010-7

  • Ionian

    Sherwin-Williams · SW6754

  • MIDNIGHT FOREST

    Jotun · 6242

  • Highlands Green

    Benjamin Moore · 650

Lighting

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

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