BLUES

Happy Days

#4F7081

RGB 79, 112, 129 · HSL 200°, 24%, 41% · CMYK 39, 13, 0, 49

Happy Days is #4F7081 in HEX — rgb(79, 112, 129), hsl(200°, 24%, 41%), cmyk(39%, 13%, 0%, 49%).

Happy Days pulls into the rich end of the blues spectrum — HSL 200°, 24%, 41%. 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#4F7081

RGB79, 112, 129

HSL200°, 24%, 41%

HSV200°, 39%, 51%

CMYK39, 13, 0, 49

Decimal5206145

CSS RGBrgb(79, 112, 129)

CSS HSLhsl(200, 24%, 41%)

Paint Matches — this color across 16 brands

Dulux

Happy Days S35B5

Exact match

Kilz

Iron Medallion RD130-02

ΔE 1.2 · #537181

Behr

Nypd N480-6

ΔE 1.5 · #4A7081

Benjamin Moore

Mozart 1665

ΔE 1.6 · #547385

Hallman-Lindsay

Cape Cod Bay 633

ΔE 1.9 · #557080

Sherwin-Williams

Inky Blue SW9149

ΔE 2.5 · #4E7287

Vista Paint

Cape Cod Bay C-632

ΔE 2.6 · #556E7F

Valspar

Empire Fleet Blue 4006-6C

ΔE 2.7 · #496E83

Dunn-Edwards

Before the Storm DE5796

ΔE 3.4 · #4D6A77

PPG

Hatteras Gray 10-10

ΔE 4.5 · #5C707E

Dutch Boy

Ocean Blue D-6743

ΔE 4.9 · #4C6A74

IKEA

IKEA154 154

ΔE 7.3 · #667480

RAL

Pearl Gentian Blue 5025

ΔE 8.6 · #2A6478

Farrow & Ball

Stiffkey Blue 281

ΔE 9.7 · #4D5B6A

Colorhouse

Wool .05 Wool-05

ΔE 11 · #587675

Kobra

Grey 42

ΔE 17 · #889099

Light Reflectance & Undertone

Light Reflectance Value (LRV)

15/100

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 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

#4F7081

#82604F

Analogous

#4F8279

#4F7081

#4F5882

Triadic

#4F7081

#824F71

#71824F

Split-Complementary

#4F7081

#824F58

#82794F

Tetradic

#4F7081

#794F82

#82604F

#58824F

Monochromatic

#151E23

#324852

#4F7081

#7498AA

#A3BBC7

Rectangle

#4F7081

#604F82

#82604F

#71824F

Compound

#4F7081

#4F5882

#82604F

#82794F

Variations

Lighter

#6A90A4

#92ABB7

#C1CDD3

Darker

#3F5B69

#2A3F49

#18252B

Saturation

#616B70

#4F7182

#287EA9

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

5.29:1

vs Black

3.97:1

AA Large

Deuteranopia

#4F7081

#606882

Original → Simulated

Protanopia

#4F7081

#6B6B7F

Original → Simulated

Tritanopia

#4F7081

#4E726F

Original → Simulated

Color Psychology

Focused · Cooling

Happy Days 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

#7B817C

Warm Bulb 2700K

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

#4F7081

Daylight 5500K

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

#6886A0

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.

#F7F7F8

Ceiling

Whisper tint

Near-white with a hint of the hero's undertone — ceiling feels intentional.

#6F5143

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: #4F7081;

CSS — background

background-color: #4F7081;

CSS Variable

--color-happy-days: #4F7081;

Tailwind v3 — config

colors: { 'happy-days': '#4F7081' }

Tailwind — arbitrary

bg-[#4F7081] text-[#4F7081]

SCSS

$happy-days: #4F7081;

Similar Colors

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#537284 · ΔE 1.3

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#527687 · ΔE 2.4

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#5E7480 · ΔE 4.9

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#4E738C · ΔE 4.9

Azurite

#517C8E · ΔE 5.2

Coat of Arms

#3C6C7A · ΔE 5.6

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#627885 · ΔE 5.6

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#54747C · ΔE 5.6

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 #4F7081?

#4F7081 is Happy Days, a mid-tone blue with a cool undertone.

Is #4F7081 warm or cool?

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

What rooms work best with Happy Days?

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

What colors pair well with Happy Days?

Happy Days 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 Happy Days?

You can download Happy Days 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 Happy Days?

The hex code is #4F7081. In RGB it's 79, 112, 129, and in HSL it's 200°, 24%, 41%.

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