NEUTRALS

Astronomical

#474B4A

RGB 71, 75, 74 · HSL 165°, 3%, 29% · CMYK 5, 0, 1, 71

Astronomical is #474B4A in HEX — rgb(71, 75, 74), hsl(165°, 3%, 29%), cmyk(5%, 0%, 1%, 71%).

Astronomical pulls into the deep end of the neutrals spectrum — HSL 165°, 3%, 29%. The neutral saturation makes it near-neutral and forgiving, and the hue reads cool. In interior projects it shines on main walls, trims, ceilings — versatile across nearly any style. Reads best alongside soft whites, natural wood, matte black trim, linen.

Color Codes

HEX#474B4A

RGB71, 75, 74

HSL165°, 3%, 29%

HSV165°, 5%, 29%

CMYK5, 0, 1, 71

Decimal4672330

CSS RGBrgb(71, 75, 74)

CSS HSLhsl(165, 3%, 29%)

Paint Matches — this color across 16 brands

Sherwin-Williams

Rock Bottom SW7062

ΔE 1.3 · #484C49

Kilz

Toasted Poppyseed RM210

ΔE 1.3 · #4A4B4A

Dunn-Edwards

Black Lead DE6322

ΔE 1.4 · #474C4D

Valspar

Forest Canopy 5010-1

ΔE 1.5 · #434A4A

Farrow & Ball

Studio Green 93

ΔE 1.6 · #464C49

Benjamin Moore

Wrought 2124-10

ΔE 1.9 · #4A4B4C

Behr

Stone Hearth 790B-6

ΔE 2.1 · #464745

IKEA

IKEA152 152

ΔE 2.2 · #494F50

RAL

Iron Grey 7011

ΔE 2.5 · #434B4D

Hallman-Lindsay

Brattle Spruce historic-brattle-spruce

ΔE 2.7 · #454743

Dulux

Castlecliff NZ10G6

ΔE 2.7 · #4F504F

Vista Paint

Brattle Spruce C-1414

ΔE 2.7 · #454743

Colorhouse

Metal .06 Metal-06

ΔE 3 · #3F4647

PPG

Onyx 1011-7

ΔE 3.1 · #464544

Dutch Boy

Seal of Grey VS-9301

ΔE 5.8 · #575757

Kobra

Black 44

ΔE 8.6 · #383737

Light Reflectance & Undertone

Light Reflectance Value (LRV)

7/100

Very Dark

0 · DarkLight · 100

Absorbs almost all light — dramatic and cocooning. Needs strong artificial lighting and works best as an accent or in well-lit rooms.

Undertone

TemperatureNeutral MasstoneTeal UndertoneGreen

A near-neutral with a subtle neutral green undertone — it will pick up colour from surrounding surfaces and shift noticeably under different light.

Color Theory

Complementary

#474B4A

#4C4849

Analogous

#484C49

#474B4A

#484B4C

Triadic

#474B4A

#4B484C

#4C4B48

Split-Complementary

#474B4A

#4C484B

#4C4948

Tetradic

#474B4A

#49484C

#4C4849

#4B4C48

Monochromatic

#0C0D0D

#232524

#474B4A

#6D7472

#939A98

Rectangle

#474B4A

#48494C

#4C4849

#4C4B48

Compound

#474B4A

#484B4C

#4C4849

#4C4948

Variations

Lighter

#6B7170

#909594

#BEC1C0

Darker

#393D3C

#272A29

#171818

Saturation

#494B4A

#484C4B

#24705D

Interior Use

Best Rooms

living rooms, bedrooms, kitchens

Best Uses

main walls, trim, accents

Pairs With

soft whites, natural wood, brass, matte black trim

Accessibility (WCAG)

vs White

8.85:1

AAA

vs Black

2.37:1

Fail

Deuteranopia

#474B4A

#494A4A

Original → Simulated

Protanopia

#474B4A

#4A4A4A

Original → Simulated

Tritanopia

#474B4A

#474B4B

Original → Simulated

Color Psychology

Quiet · Versatile

Astronomical 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

#756553

Warm Bulb 2700K

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

#474B4A

Daylight 5500K

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

#626A77

Cool Bulb 6500K

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

Pairs With

#EAEBEB

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.

#4F2F37

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: #474B4A;

CSS — background

background-color: #474B4A;

CSS Variable

--color-astronomical: #474B4A;

Tailwind v3 — config

colors: { 'astronomical': '#474B4A' }

Tailwind — arbitrary

bg-[#474B4A] text-[#474B4A]

SCSS

$astronomical: #474B4A;

Similar Colors

Nightfall

#4B4E4E · ΔE 1.6

Wrought Iron

#494A4B · ΔE 1.8

Midnight Oil

#464748 · ΔE 2.3

Deep River

#4B4E4A · ΔE 2.3

Cheating Heart

#4B4D4F · ΔE 2.4

Graphite

#444647 · ΔE 2.5

Raccoon Fur

#464A4D · ΔE 2.6

Stonecutter

#434C4F · ΔE 3.2

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 #474B4A?

#474B4A is Astronomical, a deep neutral with a cool undertone.

Is #474B4A warm or cool?

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

What rooms work best with Astronomical?

Astronomical works well in living rooms, bedrooms, kitchens. Designers typically use it for main walls, trim, accents.

What colors pair well with Astronomical?

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

Where can I download Astronomical?

You can download Astronomical 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 Astronomical?

The hex code is #474B4A. In RGB it's 71, 75, 74, and in HSL it's 165°, 3%, 29%.

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