BLUES

Fountain Pen

#354A67

RGB 53, 74, 103 · HSL 215°, 32%, 31% · CMYK 49, 28, 0, 60

Fountain Pen is #354A67 in HEX — rgb(53, 74, 103), hsl(215°, 32%, 31%), cmyk(49%, 28%, 0%, 60%).

Fountain Pen pulls into the rich end of the blues spectrum — HSL 215°, 32%, 31%. The muted saturation makes it quiet but present, 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#354A67

RGB53, 74, 103

HSL215°, 32%, 31%

HSV215°, 49%, 40%

CMYK49, 28, 0, 60

Decimal3492455

CSS RGBrgb(53, 74, 103)

CSS HSLhsl(215, 32%, 31%)

Paint Matches — this color across 16 brands

Kilz

Fountain Pen RC100-02

Exact match

PPG

Annapolis Blue 1164-7

ΔE 1 · #384A66

Behr

Knighthood S550-7

ΔE 1.5 · #384967

Vista Paint

Quiet Peace C-591

ΔE 2.2 · #394863

Hallman-Lindsay

Quiet Peace 592

ΔE 2.3 · #3A4A64

Dulux

Buster S40D8

ΔE 2.6 · #3E4C69

IKEA

IKEA122 122

ΔE 3.1 · #3A5170

Sherwin-Williams

Dress Blues SW9176

ΔE 3.3 · #2B4360

Benjamin Moore

Champion 2061-20

ΔE 3.9 · #274965

Kobra

Blue 31

ΔE 5.1 · #334059

Dunn-Edwards

Blue Earth DE5853

ΔE 5.5 · #375673

Valspar

Mystified 4011-8

ΔE 5.7 · #48536D

Dutch Boy

Royal Blue D-6740

ΔE 10.3 · #1D375C

RAL

Ocean Blue 5020

ΔE 10.8 · #1D334A

Farrow & Ball

Stiffkey Blue 281

ΔE 11.7 · #4D5B6A

Colorhouse

Wool .06 Wool-06

ΔE 13.4 · #485761

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

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

#354A67

#685336

Analogous

#366468

#354A67

#3A3668

Triadic

#354A67

#68364B

#4B6836

Split-Complementary

#354A67

#683A36

#646836

Tetradic

#354A67

#683664

#685336

#36683A

Monochromatic

#090C11

#1C2736

#354A67

#506F9B

#7C96BB

Rectangle

#354A67

#533668

#685336

#4B6836

Compound

#354A67

#3A3668

#685336

#646836

Variations

Lighter

#4E6C97

#7991B2

#B4BFCF

Darker

#2A3C54

#1C293B

#101823

Saturation

#474E57

#364B68

#1B4683

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

9.03:1

AAA

vs Black

2.33:1

Fail

Deuteranopia

#354A67

#3B4767

Original → Simulated

Protanopia

#354A67

#474764

Original → Simulated

Tritanopia

#354A67

#314F4B

Original → Simulated

Color Psychology

Focused · Cooling

Fountain Pen 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

#676468

Warm Bulb 2700K

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

#354A67

Daylight 5500K

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

#54698D

Cool Bulb 6500K

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

Pairs With

#E9EAEC

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.

#554631

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: #354A67;

CSS — background

background-color: #354A67;

CSS Variable

--color-fountain-pen: #354A67;

Tailwind v3 — config

colors: { 'fountain-pen': '#354A67' }

Tailwind — arbitrary

bg-[#354A67] text-[#354A67]

SCSS

$fountain-pen: #354A67;

Similar Colors

Champion Cobalt

#264864 · ΔE 4.0

New York State of Mind

#355473 · ΔE 4.8

Jet Blue

#414A62 · ΔE 4.8

Downpour Blue

#254669 · ΔE 5.1

Indi Go-Go

#445772 · ΔE 5.8

Marine Blue

#1D3E59 · ΔE 6.7

Hudson Bay

#3F5266 · ΔE 6.8

Symphony Blue

#203B5D · ΔE 7.7

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 #354A67?

#354A67 is Fountain Pen, a deep blue with a cool undertone.

Is #354A67 warm or cool?

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

What rooms work best with Fountain Pen?

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

What colors pair well with Fountain Pen?

Fountain Pen 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 Fountain Pen?

You can download Fountain Pen 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 Fountain Pen?

The hex code is #354A67. In RGB it's 53, 74, 103, and in HSL it's 215°, 32%, 31%.

← All colors