BLUES

Stratford Blue

#528A9A

RGB 82, 138, 154 · HSL 193°, 31%, 46% · CMYK 47, 10, 0, 40

Stratford Blue is #528A9A in HEX — rgb(82, 138, 154), hsl(193°, 31%, 46%), cmyk(47%, 10%, 0%, 40%).

Stratford Blue pulls into the mid-tone end of the blues spectrum — HSL 193°, 31%, 46%. 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#528A9A

RGB82, 138, 154

HSL193°, 31%, 46%

HSV193°, 47%, 60%

CMYK47, 10, 0, 40

Decimal5409434

CSS RGBrgb(82, 138, 154)

CSS HSLhsl(193, 31%, 46%)

Paint Matches — this color across 16 brands

Sherwin-Williams

Georgian Revival Blue SW7609

ΔE 2.6 · #5B8D9F

Dulux

Sail Cover S33C4

ΔE 2.7 · #5891A0

Dunn-Edwards

Aegean Sea DE5788

ΔE 2.8 · #508FA2

Kilz

Tiber River RE110-01

ΔE 3.1 · #4B8599

Behr

Smokey Blue 540F-5

ΔE 3.5 · #528590

Valspar

Ocean Voyage 5003-8B

ΔE 3.8 · #548D97

Benjamin Moore

Fiji AF-525

ΔE 4.5 · #4F8093

PPG

Aqua Blue 1151-5

ΔE 5.1 · #5E97A9

Vista Paint

Blessed Blue C-666

ΔE 5.3 · #6197A4

Hallman-Lindsay

Wish Upon A Star 668

ΔE 5.5 · #447F8A

RAL

Turquoise Blue 5018

ΔE 7.7 · #3F888F

IKEA

IKEA120 120

ΔE 8 · #6C8EA3

Farrow & Ball

Vardo 288

ΔE 8.6 · #427E83

Colorhouse

Water .05 Water-05

ΔE 13.5 · #82979D

Dutch Boy

Ocean Blue D-6743

ΔE 13.8 · #4C6A74

Kobra

Grey 42

ΔE 16.3 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

22/100

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 MasstoneTeal UndertoneGreen

Reads as a cool teal with a green undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#528A9A

#9A6151

Analogous

#519A85

#528A9A

#51669A

Triadic

#528A9A

#9A518A

#8A9A51

Split-Complementary

#528A9A

#9A5166

#9A8551

Tetradic

#528A9A

#85519A

#9A6151

#669A51

Monochromatic

#1C3035

#375D68

#528A9A

#7DADBA

#AFCDD5

Rectangle

#528A9A

#61519A

#9A6151

#8A9A51

Compound

#528A9A

#51669A

#9A6151

#9A8551

Variations

Lighter

#6FA4B3

#97B9C2

#C4D5D9

Darker

#3F6F7C

#2B4D57

#182D33

Saturation

#6A7B80

#518A9A

#28A1C2

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

3.85:1

AA Large

vs Black

5.46:1

Deuteranopia

#528A9A

#737C9B

Original → Simulated

Protanopia

#528A9A

#838398

Original → Simulated

Tritanopia

#528A9A

#528C88

Original → Simulated

Color Psychology

Focused · Cooling

Stratford Blue 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

#7D948F

Warm Bulb 2700K

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

#528A9A

Daylight 5500K

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

#6A99B3

Cool Bulb 6500K

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

Pairs With

#E9EBEC

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.

#7E5549

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: #528A9A;

CSS — background

background-color: #528A9A;

CSS Variable

--color-stratford-blue: #528A9A;

Tailwind v3 — config

colors: { 'stratford-blue': '#528A9A' }

Tailwind — arbitrary

bg-[#528A9A] text-[#528A9A]

SCSS

$stratford-blue: #528A9A;

Similar Colors

Fiji

#4E7F92 · ΔE 4.9

Buckland Blue

#618697 · ΔE 5.6

Blue Toile

#5598A9 · ΔE 5.6

Baltic Sea

#56858C · ΔE 5.7

Rendezvous Bay

#50939D · ΔE 5.8

Blue Daisy

#548DA7 · ΔE 6.0

Azurite

#517C8E · ΔE 6.3

Salzburg Blue

#2C8392 · ΔE 7.6

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 #528A9A?

#528A9A is Stratford Blue, a mid-tone blue with a cool undertone.

Is #528A9A warm or cool?

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

What rooms work best with Stratford Blue?

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

What colors pair well with Stratford Blue?

Stratford Blue 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 Stratford Blue?

You can download Stratford Blue 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 Stratford Blue?

The hex code is #528A9A. In RGB it's 82, 138, 154, and in HSL it's 193°, 31%, 46%.

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