GREYS

Castlegate

#A0A5A5

RGB 160, 165, 165 · HSL 180°, 3%, 64% · CMYK 3, 0, 0, 35

Castlegate is #A0A5A5 in HEX — rgb(160, 165, 165), hsl(180°, 3%, 64%), cmyk(3%, 0%, 0%, 35%).

Castlegate pulls into the light end of the greys spectrum — HSL 180°, 3%, 64%. 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#A0A5A5

RGB160, 165, 165

HSL180°, 3%, 64%

HSV180°, 3%, 65%

CMYK3, 0, 0, 35

Decimal10528165

CSS RGBrgb(160, 165, 165)

CSS HSLhsl(180, 3%, 64%)

Paint Matches — this color across 16 brands

Benjamin Moore

Cobblestone 1606

ΔE 0.8 · #9FA6A6

Vista Paint

Titanic Grey K-828

ΔE 1 · #A1A4A3

Sherwin-Williams

Network Gray SW7073

ΔE 1.1 · #A0A5A7

Dulux

Maraetai Quarter NZ9A6

ΔE 1.4 · #9FA3A1

Hallman-Lindsay

Techile 533

ΔE 1.7 · #9FA1A1

Dunn-Edwards

Baby Seal DE6361

ΔE 1.7 · #A1A5A8

IKEA

IKEA182 182

ΔE 1.9 · #9AA1A0

Behr

Silent Film MQ5-30

ΔE 1.9 · #9BA1A3

RAL

White Aluminium 9006

ΔE 1.9 · #A5A5A5

PPG

Stepping Stone 1010-4

ΔE 2 · #A4A7A4

Colorhouse

Wool .03 Wool-03

ΔE 2.6 · #A1ABAB

Valspar

Stone Mason Gray 4008-1C

ΔE 2.7 · #9A9E9D

Kilz

Serving Platter RK250

ΔE 3 · #989D9D

Farrow & Ball

Manor House Gray 265

ΔE 3.4 · #A2A29D

Dutch Boy

Dusky Mood DCP-1318

ΔE 7.2 · #A6ACB8

Kobra

Grey 42

ΔE 9.5 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

37/100

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

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

#A0A5A5

#A6A0A0

Analogous

#A0A6A3

#A0A5A5

#A0A3A6

Triadic

#A0A5A5

#A6A0A6

#A6A6A0

Split-Complementary

#A0A5A5

#A6A0A3

#A6A3A0

Tetradic

#A0A5A5

#A3A0A6

#A6A0A0

#A3A6A0

Monochromatic

#545959

#798181

#A0A5A5

#C8CBCB

#EFF0F0

Rectangle

#A0A5A5

#A0A0A6

#A6A0A0

#A6A6A0

Compound

#A0A5A5

#A0A3A6

#A6A0A0

#A6A3A0

Variations

Lighter

#B3B8B8

#C7C9C9

#DEE0E0

Darker

#7F8686

#575D5D

#323636

Saturation

#A2A4A4

#A0A6A6

#74D2D2

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

2.49:1

Fail

vs Black

8.42:1

AAA

Deuteranopia

#A0A5A5

#A3A3A6

Original → Simulated

Protanopia

#A0A5A5

#A4A4A5

Original → Simulated

Tritanopia

#A0A5A5

Original → Simulated

Color Psychology

Quiet · Versatile

Castlegate 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

#B7A897

Warm Bulb 2700K

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

#A0A5A5

Daylight 5500K

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

#A5ADBB

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.

#A86E6E

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 · Trim · Soft 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: #A0A5A5;

CSS — background

background-color: #A0A5A5;

CSS Variable

--color-castlegate: #A0A5A5;

Tailwind v3 — config

colors: { 'castlegate': '#A0A5A5' }

Tailwind — arbitrary

bg-[#A0A5A5] text-[#A0A5A5]

SCSS

$castlegate: #A0A5A5;

Similar Colors

Cobblestone Path

#9EA5A5 · ΔE 0.8

Slate

#A3A8A8 · ΔE 1.1

Adagio

#A0A8A8 · ΔE 1.4

Timber Wolf

#9A9F9E · ΔE 2.3

Storm

#9FA09E · ΔE 2.5

Delray Gray

#9A9FA2 · ΔE 2.7

Shadow Gray

#A2A9AE · ΔE 3.2

Fusion

#A5A2A0 · ΔE 3.3

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 #A0A5A5?

#A0A5A5 is Castlegate, a soft grey with a cool undertone.

Is #A0A5A5 warm or cool?

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

What rooms work best with Castlegate?

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

What colors pair well with Castlegate?

Castlegate 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 Castlegate?

You can download Castlegate 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 Castlegate?

The hex code is #A0A5A5. In RGB it's 160, 165, 165, and in HSL it's 180°, 3%, 64%.

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