S 4040-G — Emerald

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Open canonical NCS reference page

Digital NCS representations are approximations and may differ from official samples.

Daylight light

NCS Code

S 4040-G

Color Name

Emerald

Family

green

HEX

#28784A

RGB

rgb(40,120,74)

Blackness

40%

Chroma

40%

Whiteness

20%

Classic emerald green.

Lighting Preview

Room Psychology

Atmosphere: Creates an enveloping sense of space that shapes how a room feels from the moment you enter.

Best Rooms: Living rooms, bedrooms, and hallways

Design Tip: Pair with natural materials — linen, wood, stone — to bring out the color's true warmth or coolness.

Mid-depth — creates warmth and intimacy; works beautifully in smaller spaces.

Elevated chromaticness gives this color a distinct personality that draws the eye.

Quick Usage Tips

Use as an accent wall or on a single surface for maximum impact.

Neutral Pairings

Soft neutrals that let this color shine while keeping spaces cohesive.

#F5F1ED

#E8E8E4

#F0F3F5

Undertone and finish guidance

Natural undertone that reads grounded and organic. For S 4040-G, undertones are typically pronounced at this chromaticness level.

Walls: Matte in living areas, eggshell for wipeable zones.
Cabinetry/trim: Satin on joinery and millwork.
Interior note: Strong for kitchens, feature joinery, and nature-led schemes.

What color is S 4040-G?

S 4040-G is a mid-depth green tone in the NCS system that balances visual character with practical flexibility.

This page provides digital values (#28784A / rgb(40,120,74)) for planning. Validate final selections with physical NCS samples before specification.

Lighting behavior

North-facing rooms can make this shade appear cooler than expected.
In low natural light, it reads deeper and more dramatic.
Warm evening light amplifies its chroma, making undertones more visible.

Exterior and pairing guidance

Good for trims and doors; blends especially well near vegetation.

Do pair with

stone surfaceslinen textilesmuted off-whites

Avoid

yellow-heavy lighting onlyhighly orange neighboring finishes

Pairing suggestions

These suggestions help keep S 4040-G balanced when combined with materials, metals, and adjacent colors.

stone surfaceslinen texturesoff-white ceilings

Similar Colors

Filter by intended use to find the closest practical match

Forest Mid

S 4030-G

Deep Emerald

S 5040-G

Fern Green

S 3030-G

Forest Deep

S 5030-G

Emerald Sage

S 3030-G10Y

Olive Deep

S 4030-G50Y

Mint Gray

S 3020-G

Deep Peacock

S 4040-B20G

Find Similar Colors

Explore variations by tone, saturation, and temperature

Smart Palette Suggestions

Room-aware palettes generated from Emerald

Tonal

Harmonious shades from light to dark — creates depth and cohesion

#6AAA82

#4A8460

#386850

#1C5E36

#183826

Sage Mid

Fern Green

Forest Mid

Deep Emerald

Hunter Green

Complementary

Opposite hues with neutral bridge — balanced contrast and visual interest

#386850

#88BB98

#7A2030

#A03040

Forest Mid

Sage Light

Burgundy Mid

Deep Rose Red

Accent

Bolder saturated accents — for statement walls and highlights

#386850

#526034

#0E5C6A

#4A8460

Forest Mid

Olive Deep

Deep Peacock

Fern Green

Where to Buy

Order S 4040-G from trusted paint suppliers

Affiliate links — NCS Home may earn a commission on purchases at no extra cost to you. Always order physical samples before painting.