GREENS

Opal Green

#157951

RGB 21, 121, 81 · HSL 156°, 70%, 28% · CMYK 83, 0, 33, 53

Opal Green is #157951 in HEX — rgb(21, 121, 81), hsl(156°, 70%, 28%), cmyk(83%, 0%, 33%, 53%).

Opal Green pulls into the deep end of the greens spectrum — HSL 156°, 70%, 28%. The saturated saturation makes it bold and immediate, and the hue reads cool. In interior projects it shines on bedrooms, bathrooms, libraries — for grounding, restorative spaces. Reads best alongside soft white walls, oak floors, brass, warm clay accents.

Color Codes

HEX#157951

RGB21, 121, 81

HSL156°, 70%, 28%

HSV156°, 83%, 47%

CMYK83, 0, 33, 53

Decimal1407313

CSS RGBrgb(21, 121, 81)

CSS HSLhsl(156, 70%, 28%)

Paint Matches — this color across 16 brands

Dulux

Opal Green S26F8

Exact match

Vista Paint

Aquadazzle C-717

ΔE 2.8 · #00724B

Benjamin Moore

Irish 2038-20

ΔE 2.8 · #017D57

Dunn-Edwards

Irish Beauty DE5685

ΔE 3.6 · #007F59

Kobra

Green 35

ΔE 3.6 · #007856

Hallman-Lindsay

Aquadazzle 718

ΔE 3.9 · #006F49

PPG

Ivy League 1228-7

ΔE 4.2 · #007958

Behr

Billiard Table S-H-490

ΔE 4.9 · #126D45

Sherwin-Williams

Greenbelt SW6927

ΔE 5 · #017244

Colorhouse

Thrive .06 Thrive-06

ΔE 5.1 · #128458

Dutch Boy

Jade Green D-6756

ΔE 7.1 · #1E6A43

Kilz

Pop Of Green RH140

ΔE 8.6 · #24896A

Valspar

Green Suede 5009-6

ΔE 9.1 · #12775E

IKEA

IKEA195 195

ΔE 10.6 · #286A4C

RAL

Signal Green 6032

ΔE 11.6 · #317F43

Farrow & Ball

Calke Green 34

ΔE 27.2 · #768769

Light Reflectance & Undertone

Light Reflectance Value (LRV)

14/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

Undertone

TemperatureCool MasstoneTeal UndertoneGreen

Reads as a cool teal with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#157951

#79153D

Analogous

#15791F

#157951

#156F79

Triadic

#157951

#511579

#795115

Split-Complementary

#157951

#79156F

#791F15

Tetradic

#157951

#1F1579

#79153D

#6F7915

Monochromatic

#04160F

#0A3826

#157951

#21BA7D

#49DFA3

Rectangle

#157951

#153D79

#79153D

#795115

Compound

#157951

#156F79

#79153D

#791F15

Variations

Lighter

#20B87B

#4FD29E

#9FDEC5

Darker

#0F6342

#09462D

#04291B

Saturation

#38564A

#157951

#0B8454

Interior Use

Best Rooms

bedrooms, bathrooms, libraries

Best Uses

main walls, cabinetry, soft furniture

Pairs With

soft white walls, oak floors, brass, warm clay accents

Accessibility (WCAG)

vs White

5.40:1

vs Black

3.89:1

AA Large

Deuteranopia

#157951

#646154

Original → Simulated

Protanopia

#157951

#6F6F57

Original → Simulated

Tritanopia

#157951

#297374

Original → Simulated

Color Psychology

Calm · Restorative

Opal Green sits in the part of the spectrum the eye relaxes into. Designers reach for green when a room needs to feel like a refuge — bedrooms, libraries, bathrooms — because it lowers visual blood-pressure without flattening the space.

SymbolismGrowth, balance, nature

PersonalitySteady, grounded, thoughtful

calmnaturerestorativebalancebedroomlibrary

How it looks under different light

#4F8758

Warm Bulb 2700K

Incandescent / soft white LED — pulls colour toward yellow/amber.

#157951

Daylight 5500K

Midday natural light or daylight-spec LED — closest to the paint chip.

#3C8C7C

Cool Bulb 6500K

Cool white LED / overcast daylight — pulls colour toward blue.

Pairs With

#E8EDEB

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F8F7

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#611935

Accent

Complementary punch

Hue +180°, slightly muted for paint vs. screen — use on a door, frame, or single piece.

#574738

Floor

Walnut neutral

Warm mid-brown grounds the scheme regardless of hero hue.

Paint Info

Brand · Product Line

Benjamin Moore / Regal Select Interior

Recommended Finishes

Eggshell (walls) · Pearl (trim) · Matte (ceiling)

Eggshell hides imperfections on main walls while keeping the color rich; pearl on trim adds subtle sheen and easier cleaning; flat matte on ceilings prevents glare.

Best Surfaces

Primary walls · Cabinetry · Doors · Mouldings

Coverage & Dry Time

Typical coverage 350-400 sq ft per gallon over a primed surface.

Touch-dry in ~1 hour. Recoat after 4 hours. Full cure 7-14 days.

Primer

Standard primer is adequate.

Application Tip

Use a 9" microfiber roller on walls and a 2.5" angled sash brush for trim cuts. Two coats minimum for even depth.

Paint Calculator

Wall area (m²)

Coats

Coverage (m² / L)

You'll need

4.0 litres

1.06 US gallons · room for one touch-up coat. Buy slightly more to ensure single-batch match.

Code Snippets

CSS — color

color: #157951;

CSS — background

background-color: #157951;

CSS Variable

--color-opal-green: #157951;

Tailwind v3 — config

colors: { 'opal-green': '#157951' }

Tailwind — arbitrary

bg-[#157951] text-[#157951]

SCSS

$opal-green: #157951;

Similar Colors

Irish Clover

#007C56 · ΔE 2.6

Emerald Isle

#008158 · ΔE 4.2

Reef Green

#007E5D · ΔE 5.0

Irish Moss

#347E50 · ΔE 5.8

Nile Green

#348354 · ΔE 6.1

Cactus Green

#227442 · ΔE 6.6

Leprechaun

#008363 · ΔE 6.7

Peridot

#238966 · ΔE 7.1

Built by DSGN.HOUSE Updated 2026

Our color tools run on our own catalogue of 26,000+ real paint colors across 16 brands — Benjamin Moore, Sherwin-Williams, Behr, Dulux, RAL and more — with the color math (HSL and CIELAB matching) computed in-house, not scraped from summaries. Every color you pick maps to a real, buyable paint with its code, so what you see here you can actually take to the store. We review and update these tools and their data regularly.

Created by Denis Kataev, founder of DSGN.HOUSE — a software engineer and digital entrepreneur building professional color-design tools for everyone.

Frequently Asked Questions

What color is #157951?

#157951 is Opal Green, a deep green with a cool undertone.

Is #157951 warm or cool?

Opal Green reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Opal Green?

Opal Green works well in bedrooms, bathrooms, libraries. Designers typically use it for main walls, cabinetry, soft furniture.

What colors pair well with Opal Green?

Opal Green pairs naturally with soft white walls, oak floors, brass, warm clay accents. Its complementary color is also a strong contrast option for accents.

Where can I download Opal Green?

You can download Opal Green on DSGN.HOUSE in 15 designer formats including CSS gradient, Figma, Procreate swatches, Tailwind config, Adobe ASE, SVG, and 4K wallpapers — all free.

What's the hex code for Opal Green?

The hex code is #157951. In RGB it's 21, 121, 81, and in HSL it's 156°, 70%, 28%.

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