BLUES

Rainy Lake

#3F6C8F

RGB 63, 108, 143 · HSL 206°, 39%, 40% · CMYK 56, 24, 0, 44

Rainy Lake is #3F6C8F in HEX — rgb(63, 108, 143), hsl(206°, 39%, 40%), cmyk(56%, 24%, 0%, 44%).

Rainy Lake pulls into the rich end of the blues spectrum — HSL 206°, 39%, 40%. 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#3F6C8F

RGB63, 108, 143

HSL206°, 39%, 40%

HSV206°, 56%, 56%

CMYK56, 24, 0, 44

Decimal4156559

CSS RGBrgb(63, 108, 143)

CSS HSLhsl(206, 39%, 40%)

Paint Matches — this color across 16 brands

Dunn-Edwards

Rainy Lake DE5852

Exact match

Hallman-Lindsay

Honky Tonk Blue 619

ΔE 1.9 · #446A8D

Benjamin Moore

Bellbottom CSP-655

ΔE 2.1 · #396C8D

Kilz

Wind Surfing RD110-02

ΔE 2.3 · #366C8E

Dulux

Sea Blue S36E6

ΔE 2.8 · #416F8E

Behr

Durango Blue S510-6

ΔE 2.9 · #416787

Vista Paint

Blue Monday K-113

ΔE 3.2 · #476A8F

Valspar

Egyptian Blue 4011-7

ΔE 4 · #42658A

Sherwin-Williams

Revel Blue SW6530

ΔE 4 · #4C6B8A

PPG

Blue Oasis 1158-6

ΔE 4.6 · #296D93

RAL

Distant Blue 5023

ΔE 5 · #49678D

Farrow & Ball

Pitch Blue 220

ΔE 10.2 · #636E8F

IKEA

IKEA122 122

ΔE 11.8 · #3A5170

Kobra

Blue 30

ΔE 12.5 · #195584

Dutch Boy

Ocean Blue D-6743

ΔE 15.2 · #4C6A74

Colorhouse

Wool .06 Wool-06

ΔE 18 · #485761

Light Reflectance & Undertone

Light Reflectance Value (LRV)

14/100

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

#3F6C8F

#8E613E

Analogous

#3E8E88

#3F6C8F

#3E448E

Triadic

#3F6C8F

#8E3E6B

#6B8E3E

Split-Complementary

#3F6C8F

#8E3E44

#8E883E

Tetradic

#3F6C8F

#883E8E

#8E613E

#448E3E

Monochromatic

#101B23

#274359

#3F6C8F

#5F92B9

#95B6D0

Rectangle

#3F6C8F

#613E8E

#8E613E

#6B8E3E

Compound

#3F6C8F

#3E448E

#8E613E

#8E883E

Variations

Lighter

#558BB4

#85A7C2

#BBCBD8

Darker

#305673

#203B50

#12232F

Saturation

#5A6872

#3E6B8E

#1F6FAD

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

5.60:1

vs Black

3.75:1

AA Large

Deuteranopia

#3F6C8F

#546490

Original → Simulated

Protanopia

#3F6C8F

#66668B

Original → Simulated

Tritanopia

#3F6C8F

#3A726C

Original → Simulated

Color Psychology

Focused · Cooling

Rainy Lake 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

#6F7E86

Warm Bulb 2700K

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

#3F6C8F

Daylight 5500K

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

#5C83AB

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.

#73533A

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: #3F6C8F;

CSS — background

background-color: #3F6C8F;

CSS Variable

--color-rainy-lake: #3F6C8F;

Tailwind v3 — config

colors: { 'rainy-lake': '#3F6C8F' }

Tailwind — arbitrary

bg-[#3F6C8F] text-[#3F6C8F]

SCSS

$rainy-lake: #3F6C8F;

Similar Colors

Bellbottom Blues

#386B8C · ΔE 2.2

Santa Monica Blue

#3A6E8C · ΔE 4.0

Winter's Eve

#40729C · ΔE 4.7

Nile Blue

#4E719A · ΔE 5.4

Lucerne

#3A647D · ΔE 6.8

Bedford Blue

#4E738C · ΔE 6.9

Prussian Blue

#325A7D · ΔE 7.3

Old Glory

#396998 · ΔE 7.5

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 #3F6C8F?

#3F6C8F is Rainy Lake, a mid-tone blue with a cool undertone.

Is #3F6C8F warm or cool?

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

What rooms work best with Rainy Lake?

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

What colors pair well with Rainy Lake?

Rainy Lake 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 Rainy Lake?

You can download Rainy Lake 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 Rainy Lake?

The hex code is #3F6C8F. In RGB it's 63, 108, 143, and in HSL it's 206°, 39%, 40%.

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