BLUES

Penna

#B9C8E0

RGB 185, 200, 224 · HSL 217°, 39%, 80% · CMYK 17, 11, 0, 12

Penna is #B9C8E0 in HEX — rgb(185, 200, 224), hsl(217°, 39%, 80%), cmyk(17%, 11%, 0%, 12%).

Penna pulls into the airy end of the blues spectrum — HSL 217°, 39%, 80%. The muted saturation makes it quiet but present, and the hue reads cool. In interior projects it shines on bedrooms, bathrooms, home offices — for calm, focused environments. Reads best alongside warm white trim, oak or walnut, brass or matte black hardware.

Color Codes

HEX#B9C8E0

RGB185, 200, 224

HSL217°, 39%, 80%

HSV217°, 17%, 88%

CMYK17, 11, 0, 12

Decimal12175584

CSS RGBrgb(185, 200, 224)

CSS HSLhsl(217, 39%, 80%)

Paint Matches — this color across 16 brands

Dulux

Penna S40E1

ΔE 0.7 · #B9C9E0

Valspar

Celestial Blue 4003-5C

ΔE 1.5 · #BBCBE1

Sherwin-Williams

Agapanthus SW9066

ΔE 1.9 · #BBC5DE

Behr

Silverado Trail 620E-3

ΔE 2 · #B8CADF

Vista Paint

By the Bay K-109

ΔE 2.1 · #B4C7E2

Dunn-Edwards

Prim Blue DE5898

ΔE 2.1 · #B9C4DE

Dutch Boy

Simply Sparkling DCP-0594

ΔE 2.2 · #BCCEE6

Benjamin Moore

Feather 1431

ΔE 2.4 · #BEC6DD

Kilz

Supremely Cool RB220-01

ΔE 2.4 · #B6C3D8

Hallman-Lindsay

Simply Sparkling 594

ΔE 2.9 · #B0C5E0

PPG

Blue Opal 10-17 · 1166-3

ΔE 3 · #BBC6D9

IKEA

IKEA052 52

ΔE 4.2 · #B3C4D5

Colorhouse

Dream .03 Dream-03

ΔE 6.2 · #B4CBD9

Farrow & Ball

Lulworth Blue 89

ΔE 7.8 · #A1B8CA

RAL

Agate Grey 7038

ΔE 13.7 · #C3C3C3

Kobra

Silver 47

ΔE 14.2 · #CDCECD

Light Reflectance & Undertone

Light Reflectance Value (LRV)

57/100

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 MasstoneBlue UndertoneViolet

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

Color Theory

Complementary

#B9C8E0

#E0D1B8

Analogous

#B8DBE0

#B9C8E0

#BDB8E0

Triadic

#B9C8E0

#E0B8C7

#C7E0B8

Split-Complementary

#B9C8E0

#E0BDB8

#DBE0B8

Tetradic

#B9C8E0

#E0B8DB

#E0D1B8

#B8E0BD

Monochromatic

#4E74B1

#839EC9

#B9C8E0

#EDF1F7

Rectangle

#B9C8E0

#D1B8E0

#E0D1B8

#C7E0B8

Compound

#B9C8E0

#BDB8E0

#E0D1B8

#DBE0B8

Variations

Lighter

#C6D2E6

#D6DEEB

#E8ECF2

Darker

#7E9AC9

#4065A0

#243A5F

Saturation

#C6CBD2

#B8C7E0

#A9C4EF

Interior Use

Best Rooms

bedrooms, bathrooms, home offices

Best Uses

main walls, ceilings, trim, cabinetry

Pairs With

warm white trim, oak or walnut, brass or matte black hardware

Accessibility (WCAG)

vs White

1.69:1

Fail

vs Black

12.40:1

AAA

Deuteranopia

#B9C8E0

#BEC5E1

Original → Simulated

Protanopia

#B9C8E0

#C6C6DD

Original → Simulated

Tritanopia

#B9C8E0

#B7CCC9

Original → Simulated

Color Psychology

Focused · Cooling

Penna lowers the temperature of a room — useful in south-facing rooms that overheat visually, and in home offices where you want a clear head. Pair with warm wood and brass to keep it from reading clinical.

SymbolismTrust, depth, stability

PersonalityClear-headed, dependable, contemplative

focustrustcalmofficebedroomdepth

How it looks under different light

#CAC3C3

Warm Bulb 2700K

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

#B9C8E0

Daylight 5500K

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

#B7C8E7

Cool Bulb 6500K

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

Pairs With

#E9EAEC

Trim

Matched off-white

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

#F7F7F8

Ceiling

Whisper tint

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

#C8B492

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 · 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 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: #B9C8E0;

CSS — background

background-color: #B9C8E0;

CSS Variable

--color-penna: #B9C8E0;

Tailwind v3 — config

colors: { 'penna': '#B9C8E0' }

Tailwind — arbitrary

bg-[#B9C8E0] text-[#B9C8E0]

SCSS

$penna: #B9C8E0;

Similar Colors

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#BACBDF · ΔE 2.5

Feather Soft

#BDC5DC · ΔE 2.5

Airway

#B4C5D7 · ΔE 3.6

Windmill Wings

#BCD2ED · ΔE 4.1

Spring Flowers

#C5CCDF · ΔE 4.2

Oriental Iris

#B4BDD9 · ΔE 4.7

English Hyacinth

#C8D0E3 · ΔE 4.8

Purple Lace

#CBCFEA · ΔE 5.3

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 #B9C8E0?

#B9C8E0 is Penna, a soft blue with a cool undertone.

Is #B9C8E0 warm or cool?

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

What rooms work best with Penna?

Penna works well in bedrooms, bathrooms, home offices. Designers typically use it for main walls, ceilings, trim, cabinetry.

What colors pair well with Penna?

Penna pairs naturally with warm white trim, oak or walnut, brass or matte black hardware. Its complementary color is also a strong contrast option for accents.

Where can I download Penna?

You can download Penna 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 Penna?

The hex code is #B9C8E0. In RGB it's 185, 200, 224, and in HSL it's 217°, 39%, 80%.

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