BLUES

Nightfall in Suburbia

#0011DD

RGB 0, 17, 221 · HSL 235°, 100%, 43% · CMYK 100, 92, 0, 13

Nightfall in Suburbia is #0011DD in HEX — rgb(0, 17, 221), hsl(235°, 100%, 43%), cmyk(100%, 92%, 0%, 13%).

Nightfall in Suburbia pulls into the rich end of the blues spectrum — HSL 235°, 100%, 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#0011DD

RGB0, 17, 221

HSL235°, 100%, 43%

HSV235°, 100%, 87%

CMYK100, 92, 0, 13

Decimal4573

CSS RGBrgb(0, 17, 221)

CSS HSLhsl(235, 100%, 43%)

Paint Matches — this color across 16 brands

Behr

Canyon Iris P540-7

ΔE 26.6 · #2A3DD6

Dutch Boy

Blue Royale VS-9550

ΔE 67.3 · #243F90

Colorhouse

Petal .05 Petal-05

ΔE 74.6 · #1F4992

RAL

Signal Blue 5005

ΔE 74.8 · #1E2D6E

Vista Paint

Petulant Pat K-64

ΔE 76.6 · #50498A

PPG

Crushed Velvet 1245-7

ΔE 77.4 · #445397

Hallman-Lindsay

Blue Highlight 613

ΔE 78.7 · #324A8B

Dunn-Edwards

Mardi Gras DE5943

ΔE 79 · #665D9E

Benjamin Moore

Evening 2066-20

ΔE 79.4 · #014F94

Dulux

Purple Geisha SB8G7

ΔE 79.5 · #54518F

Kobra

Violet 25

ΔE 81.5 · #776BAB

Valspar

Sonic Plum 4002-10C

ΔE 83 · #815A92

Kilz

Superstition RH250

ΔE 84.6 · #604C7F

Sherwin-Williams

African Violet SW6982

ΔE 85.9 · #665385

IKEA

IKEA128 128

ΔE 87.5 · #4A72B0

Farrow & Ball

Pitch Blue 220

ΔE 100.6 · #636E8F

Light Reflectance & Undertone

Light Reflectance Value (LRV)

6/100

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

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

#0011DD

#DBC900

Analogous

#0080DB

#0011DD

#5B00DB

Triadic

#0011DD

#DB0012

#12DB00

Split-Complementary

#0011DD

#DB5B00

#80DB00

Tetradic

#0011DD

#DB0080

#DBC900

#00DB5B

Monochromatic

#000642

#000C8F

#0011DD

#293BFF

#7581FF

Rectangle

#0011DD

#C900DB

#DBC900

#12DB00

Compound

#0011DD

#5B00DB

#DBC900

#80DB00

Variations

Lighter

#162AFF

#5E6AF2

#A9AEF0

Darker

#000FAF

#000A79

#000646

Saturation

#4D528F

#0012DB

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

9.89:1

AAA

vs Black

2.12:1

Fail

Deuteranopia

#0011DD

#004ADD

Original → Simulated

Protanopia

#0011DD

#0F0FD0

Original → Simulated

Tritanopia

#0011DD

#00613E

Original → Simulated

Color Psychology

Focused · Cooling

Nightfall in Suburbia 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

#3F39C1

Warm Bulb 2700K

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

#0011DD

Daylight 5500K

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

#2D3EE5

Cool Bulb 6500K

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

Pairs With

#E7E8EE

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.

#A89B13

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: #0011DD;

CSS — background

background-color: #0011DD;

CSS Variable

--color-nightfall-in-suburbia: #0011DD;

Tailwind v3 — config

colors: { 'nightfall-in-suburbia': '#0011DD' }

Tailwind — arbitrary

bg-[#0011DD] text-[#0011DD]

SCSS

$nightfall-in-suburbia: #0011DD;

Similar Colors

Warriors Blue

#00498D · ΔE 78.8

Evening Blue

#004E93 · ΔE 79.2

Scandinavian Blue

#4E4E8C · ΔE 79.3

Mystical Grape

#664B86 · ΔE 79.7

Twilight Blue

#365496 · ΔE 79.8

Blue

#233872 · ΔE 80.8

Big Country Blue

#0066B1 · ΔE 80.9

Delphinium

#304C89 · ΔE 81.7

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 #0011DD?

#0011DD is Nightfall in Suburbia, a mid-tone blue with a cool undertone.

Is #0011DD warm or cool?

Nightfall in Suburbia reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Nightfall in Suburbia?

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

What colors pair well with Nightfall in Suburbia?

Nightfall in Suburbia 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 Nightfall in Suburbia?

You can download Nightfall in Suburbia 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 Nightfall in Suburbia?

The hex code is #0011DD. In RGB it's 0, 17, 221, and in HSL it's 235°, 100%, 43%.

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