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Mid-Century ModernSouth-Facing

Copper Mountain

Benjamin Moore · AC-12

The Analysis

Copper Mountain is a mid-tone earthy terracotta that absorbs significant light, making a room feel cozy and enclosed rather than expansive. With an LRV of 24.86, it leans toward the darker side, so it will visually pull walls inward rather than making a space feel larger.

Because of its saturated tone, it functions best as a feature wall or a bold choice for a smaller, dedicated room like a study or powder room. It is usually too heavy for a main wall color in an open-concept area unless you are aiming for a moody, enveloping aesthetic.

LRV 25

History & Origin

This shade leans into the warm, organic palettes of the 1970s, making it a natural fit for Mid-Century Modern revivals. It avoids the look of historical 'period' paints, feeling more like a contemporary nod to earthy, desert-inspired design.

Undertonewarm
FamilyYellow

How to Use It

Pair this with light oak or walnut wood tones to highlight the natural warmth in the pigment. Use matte black hardware to keep the look modern, or brushed brass if you want to lean into the metallic undertones of the copper.

The Mood

This color creates a grounded, stable environment that feels warm and inviting rather than high-energy. It is a steady, reassuring choice that feels comfortable to live with, especially in rooms meant for evening relaxation.

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.

  • Lenape Trail

    Benjamin Moore · 1222

  • Spiced Cider

    Sherwin-Williams · SW7702

  • Suntan Bronze

    Benjamin Moore · 1217

  • NATURAL CLAY

    Jotun · 12124

  • Decorous Amber

    Sherwin-Williams · SW0007

  • Toasted Chestnut

    Behr · 240F-5

Lighting

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

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