GREYS

Speedwell

#5A6372

RGB 90, 99, 114 · HSL 218°, 12%, 40% · CMYK 21, 13, 0, 55

Speedwell is #5A6372 in HEX — rgb(90, 99, 114), hsl(218°, 12%, 40%), cmyk(21%, 13%, 0%, 55%).

Speedwell pulls into the rich end of the greys spectrum — HSL 218°, 12%, 40%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on walls, soft furniture, hard surfaces — as the project's quiet backbone. Reads best alongside white trim, natural wood, brass, soft black accents.

Color Codes

HEX#5A6372

RGB90, 99, 114

HSL218°, 12%, 40%

HSV218°, 21%, 45%

CMYK21, 13, 0, 55

Decimal5923698

CSS RGBrgb(90, 99, 114)

CSS HSLhsl(218, 12%, 40%)

Paint Matches — this color across 16 brands

Dulux

Speedwell S40B6

Exact match

PPG

Blue Zephyr 1042-6

ΔE 1.4 · #5B6676

Benjamin Moore

Andes CSP-600

ΔE 1.8 · #596572

Valspar

Dark Night 4003-4C

ΔE 1.8 · #5E6576

Dunn-Edwards

Pencil Lead DE5922

ΔE 2.2 · #5C6274

Behr

Curtain Call N570-5

ΔE 2.2 · #5C6070

Vista Paint

Blue Lake K-793

ΔE 3.9 · #57626B

Farrow & Ball

Stiffkey Blue 281

ΔE 4.1 · #4D5B6A

Sherwin-Williams

Granite Peak SW6250

ΔE 4.4 · #606B75

Hallman-Lindsay

Overlook 1319

ΔE 4.6 · #686D7C

IKEA

IKEA156 156

ΔE 4.9 · #676973

Kilz

Murky Depths RM140

ΔE 6.2 · #5F676C

Colorhouse

Wool .06 Wool-06

ΔE 6.8 · #485761

Dutch Boy

Ocean Blue D-6743

ΔE 8.4 · #4C6A74

RAL

Pearl Black Berry 4012

ΔE 8.6 · #6C6881

Kobra

Blue 31

ΔE 16.4 · #334059

Light Reflectance & Undertone

Light Reflectance Value (LRV)

12/100

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 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

#5A6372

#72695A

Analogous

#5A6F72

#5A6372

#5D5A72

Triadic

#5A6372

#725A63

#63725A

Split-Complementary

#5A6372

#725D5A

#6F725A

Tetradic

#5A6372

#725A6F

#72695A

#5A725D

Monochromatic

#16191D

#383E47

#5A6372

#7E899A

#A9B0BC

Rectangle

#5A6372

#695A72

#72695A

#63725A

Compound

#5A6372

#5D5A72

#72695A

#6F725A

Variations

Lighter

#768193

#9AA1AD

#C5C8CE

Darker

#474F5C

#313640

#1C1F25

Saturation

#62656A

#5A6372

#2D579F

Interior Use

Best Rooms

living rooms, bedrooms, bathrooms

Best Uses

walls, soft furniture, hard surfaces

Pairs With

white trim, natural wood, brass, soft black accents

Accessibility (WCAG)

vs White

6.07:1

vs Black

3.46:1

AA Large

Deuteranopia

#5A6372

#5D6273

Original → Simulated

Protanopia

#5A6372

#626270

Original → Simulated

Tritanopia

#5A6372

#596563

Original → Simulated

Color Psychology

Quiet · Versatile

Speedwell gets out of the way so the architecture and the people in the room do the work. The right neutral is never a default — it reads warm or cool, dusty or sharp depending on its undertone, and that undertone is what makes or breaks the room.

SymbolismBalance, sophistication, calm

PersonalityAdaptable, considered, timeless

versatileneutraltimelessbackdroptrimwall

How it looks under different light

#837771

Warm Bulb 2700K

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

#5A6372

Daylight 5500K

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

#707C95

Cool Bulb 6500K

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

Pairs With

#EAEAEB

Trim

Matched off-white

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

#F7F7F7

Ceiling

Whisper tint

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

#6C5C41

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: #5A6372;

CSS — background

background-color: #5A6372;

CSS Variable

--color-speedwell: #5A6372;

Tailwind v3 — config

colors: { 'speedwell': '#5A6372' }

Tailwind — arbitrary

bg-[#5A6372] text-[#5A6372]

SCSS

$speedwell: #5A6372;

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#586471 · ΔE 1.7

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#515A67 · ΔE 3.9

Powell Gray

#5A656C · ΔE 5.0

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#4E646F · ΔE 5.6

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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 #5A6372?

#5A6372 is Speedwell, a mid-tone grey with a cool undertone.

Is #5A6372 warm or cool?

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

What rooms work best with Speedwell?

Speedwell works well in living rooms, bedrooms, bathrooms. Designers typically use it for walls, soft furniture, hard surfaces.

What colors pair well with Speedwell?

Speedwell pairs naturally with white trim, natural wood, brass, soft black accents. Its complementary color is also a strong contrast option for accents.

Where can I download Speedwell?

You can download Speedwell 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 Speedwell?

The hex code is #5A6372. In RGB it's 90, 99, 114, and in HSL it's 218°, 12%, 40%.

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