BLUES

Butterfly Blue

#209EBB

RGB 32, 158, 187 · HSL 191°, 71%, 43% · CMYK 83, 16, 0, 27

Butterfly Blue is #209EBB in HEX — rgb(32, 158, 187), hsl(191°, 71%, 43%), cmyk(83%, 16%, 0%, 27%).

Butterfly Blue pulls into the rich end of the blues spectrum — HSL 191°, 71%, 43%. The saturated saturation makes it bold and immediate, 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#209EBB

RGB32, 158, 187

HSL191°, 71%, 43%

HSV191°, 83%, 73%

CMYK83, 16, 0, 27

Decimal2137787

CSS RGBrgb(32, 158, 187)

CSS HSLhsl(191, 71%, 43%)

Paint Matches — this color across 16 brands

Dulux

Butterfly Blue S33F4

Exact match

Valspar

Fragrant Bouquet 5003-10B

ΔE 1 · #269EBC

Benjamin Moore

Dream 769

ΔE 2.5 · #20A1C2

Behr

Gulf Waters MQ4-52

ΔE 2.8 · #20A4BF

Sherwin-Williams

Capri SW6788

ΔE 4.2 · #01A0B8

Dunn-Edwards

Tropical Lagoon DE5781

ΔE 4.6 · #1E98AE

Hallman-Lindsay

Blue Bliss 675

ΔE 5.4 · #0092AA

PPG

Jamaican Sea 1236-6

ΔE 5.6 · #26A5BA

Vista Paint

Navajo Turquoise K-193

ΔE 5.8 · #0094AA

Kilz

Centurian Blue RH180

ΔE 8.3 · #158AAB

Kobra

Blue 28

ΔE 8.4 · #4EB3CD

Farrow & Ball

St Giles Blue 280

ΔE 11.8 · #599EC4

RAL

Turquoise Blue 5018

ΔE 15.7 · #3F888F

Dutch Boy

Sky Blue D-6742

ΔE 16.7 · #7AC2D8

IKEA

IKEA118 118

ΔE 18.3 · #317983

Colorhouse

Dream .06 Dream-06

ΔE 20.4 · #0E707B

Light Reflectance & Undertone

Light Reflectance Value (LRV)

28/100

Medium

0 · DarkLight · 100

Balanced reflectance — holds colour without washing out. Versatile for most rooms and the most forgiving range for true-to-chip results.

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

#209EBB

#BC3C20

Analogous

#20BC8A

#209EBB

#2051BC

Triadic

#209EBB

#BC209F

#9FBC20

Split-Complementary

#209EBB

#BC2051

#BC8A20

Tetradic

#209EBB

#8A20BC

#BC3C20

#51BC20

Monochromatic

#0A3039

#15687A

#209EBB

#48C4E0

#89D9EB

Rectangle

#209EBB

#3C20BC

#BC3C20

#9FBC20

Compound

#209EBB

#2051BC

#BC3C20

#BC8A20

Variations

Lighter

#38BFDD

#73C9DC

#B3DCE5

Darker

#168199

#0D5A6B

#063540

Saturation

#567C85

#209FBC

#10A9CB

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

3.15:1

AA Large

vs Black

6.67:1

Deuteranopia

#209EBB

#7588BD

Original → Simulated

Protanopia

#209EBB

#9292B8

Original → Simulated

Tritanopia

#209EBB

#1CA29C

Original → Simulated

Color Psychology

Focused · Cooling

Butterfly Blue 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

#57A3A7

Warm Bulb 2700K

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

#209EBB

Daylight 5500K

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

#45A8CC

Cool Bulb 6500K

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

Pairs With

#E8ECED

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.

#953A25

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: #209EBB;

CSS — background

background-color: #209EBB;

CSS Variable

--color-butterfly-blue: #209EBB;

Tailwind v3 — config

colors: { 'butterfly-blue': '#209EBB' }

Tailwind — arbitrary

bg-[#209EBB] text-[#209EBB]

SCSS

$butterfly-blue: #209EBB;

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#0493A7 · ΔE 6.9

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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 #209EBB?

#209EBB is Butterfly Blue, a mid-tone blue with a cool undertone.

Is #209EBB warm or cool?

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

What rooms work best with Butterfly Blue?

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

What colors pair well with Butterfly Blue?

Butterfly Blue 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 Butterfly Blue?

You can download Butterfly Blue 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 Butterfly Blue?

The hex code is #209EBB. In RGB it's 32, 158, 187, and in HSL it's 191°, 71%, 43%.

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