GREENS

Early September

#B1E8EC

RGB 177, 232, 236 · HSL 184°, 61%, 81% · CMYK 25, 2, 0, 7

Early September is #B1E8EC in HEX — rgb(177, 232, 236), hsl(184°, 61%, 81%), cmyk(25%, 2%, 0%, 7%).

Early September pulls into the airy end of the greens spectrum — HSL 184°, 61%, 81%. The balanced saturation makes it confident without overpowering, 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#B1E8EC

RGB177, 232, 236

HSL184°, 61%, 81%

HSV184°, 25%, 93%

CMYK25, 2, 0, 7

Decimal11659500

CSS RGBrgb(177, 232, 236)

CSS HSLhsl(184, 61%, 81%)

Paint Matches — this color across 16 brands

Behr

Early September M500-2

Exact match

Benjamin Moore

Blue 2056-60

ΔE 1.9 · #B0E4EA

Dulux

Opale S29G1

ΔE 2.4 · #AEE2E4

Dunn-Edwards

Winter Escape DE5750

ΔE 2.6 · #B4E5EC

Kilz

Blues Tunes RF220-01

ΔE 2.6 · #B6E5E7

PPG

Seascape Green 1233-4

ΔE 3.2 · #B5E4E4

Vista Paint

Christopher Coast K-205

ΔE 4 · #A7DDDF

Valspar

Frosty 5006-9B

ΔE 4.2 · #B5E5E2

Sherwin-Williams

Quench Blue SW6785

ΔE 4.4 · #B4E0E7

Hallman-Lindsay

Luxor Blue 678

ΔE 5.2 · #BDE9E5

Colorhouse

Sprout .01 Sprout-01

ΔE 5.6 · #ADE8E2

IKEA

IKEA048 48

ΔE 6.8 · #C2E4EA

Farrow & Ball

Blue Ground 210

ΔE 12.7 · #A1C5C8

Kobra

Blue 27

ΔE 13.2 · #87C8D7

RAL

Light Green 6027

ΔE 15.1 · #84C3BE

Dutch Boy

Mellow Blue DCP-0468

ΔE 15.2 · #DDE8E2

Light Reflectance & Undertone

Light Reflectance Value (LRV)

73/100

Light

0 · DarkLight · 100

Reflects plenty of light and keeps spaces feeling open and airy while still showing clear colour. A safe, flexible choice for living areas.

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

#B1E8EC

#ECB5B1

Analogous

#B1ECD2

#B1E8EC

#B1CBEC

Triadic

#B1E8EC

#ECB1E8

#E8ECB1

Split-Complementary

#B1E8EC

#ECB1CB

#ECD2B1

Tetradic

#B1E8EC

#D2B1EC

#ECB5B1

#CBECB1

Monochromatic

#36C4CE

#73D6DD

#B1E8EC

#EAF9FA

Rectangle

#B1E8EC

#B5B1EC

#ECB5B1

#E8ECB1

Compound

#B1E8EC

#B1CBEC

#ECB5B1

#ECD2B1

Variations

Lighter

#C1EDF0

#D3EFF1

#E7F4F5

Darker

#6CD7DF

#25B4BE

#146A70

Saturation

#C6D6D7

#B1E8EC

#A8F0F6

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

1.34:1

Fail

vs Black

15.62:1

AAA

Deuteranopia

#B1E8EC

#D2D8EE

Original → Simulated

Protanopia

#B1E8EC

#E0E0EB

Original → Simulated

Tritanopia

#B1E8EC

#B3E8E5

Original → Simulated

Color Psychology

Calm · Restorative

Early September 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

#C4DBCC

Warm Bulb 2700K

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

#B1E8EC

Daylight 5500K

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

#B1E0F0

Cool Bulb 6500K

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

Pairs With

#E8EDED

Trim

Matched off-white

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

#F7F8F8

Ceiling

Whisper tint

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

#D98C86

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) · Semi-gloss (trim) · Flat (ceiling)

Light tones absorb less light than expected — eggshell adds warmth on walls, semi-gloss gives trim crisp definition against pale walls.

Best Surfaces

Primary walls · Trim · Ceilings · Furniture

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; pale colors typically need 2 coats for full opacity.

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: #B1E8EC;

CSS — background

background-color: #B1E8EC;

CSS Variable

--color-early-september: #B1E8EC;

Tailwind v3 — config

colors: { 'early-september': '#B1E8EC' }

Tailwind — arbitrary

bg-[#B1E8EC] text-[#B1E8EC]

SCSS

$early-september: #B1E8EC;

Similar Colors

Blue Seafoam

#AFE3E9 · ΔE 2.1

Jamaican Aqua

#B3E8E6 · ΔE 3.2

Serenity

#AEE1EA · ΔE 3.7

San Clemente Teal

#AAE0DF · ΔE 3.9

Blue Diamond

#B6E2E1 · ΔE 4.4

Seabrook

#B7DFE2 · ΔE 5.1

Skyscraper

#B7DFE5 · ΔE 5.3

Sonoma Skies

#A1D9DB · ΔE 5.6

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 #B1E8EC?

#B1E8EC is Early September, a soft green with a cool undertone.

Is #B1E8EC warm or cool?

Early September reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Early September?

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

What colors pair well with Early September?

Early September 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 Early September?

You can download Early September 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 Early September?

The hex code is #B1E8EC. In RGB it's 177, 232, 236, and in HSL it's 184°, 61%, 81%.

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