BLUES

Estuary Blue

#70A5B7

RGB 112, 165, 183 · HSL 195°, 33%, 58% · CMYK 39, 10, 0, 28

Estuary Blue is #70A5B7 in HEX — rgb(112, 165, 183), hsl(195°, 33%, 58%), cmyk(39%, 10%, 0%, 28%).

Estuary Blue pulls into the mid-tone end of the blues spectrum — HSL 195°, 33%, 58%. 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#70A5B7

RGB112, 165, 183

HSL195°, 33%, 58%

HSV195°, 39%, 72%

CMYK39, 10, 0, 28

Decimal7382455

CSS RGBrgb(112, 165, 183)

CSS HSLhsl(195, 33%, 58%)

Paint Matches — this color across 16 brands

Dulux

Estuary Blue S33C3

ΔE 1.5 · #70A7B7

Behr

Bleached Denim 560F-5

ΔE 1.6 · #76A8B9

Dunn-Edwards

Pacific Palisade DE5787

ΔE 2.2 · #69A4B9

Hallman-Lindsay

Meetinghouse Blue historic-meetinghouse-blue

ΔE 4 · #739DAD

Benjamin Moore

Whipple HC-152

ΔE 4.1 · #779FB1

Valspar

Sea Song 5003-8A

ΔE 4.1 · #6AA0AC

Sherwin-Williams

Bluebird Feather SW9062

ΔE 4.2 · #6F9DB3

Kilz

By The Sea RD260-01

ΔE 4.2 · #7DAAC0

Vista Paint

Wonderful World K-178

ΔE 4.9 · #6D99A9

PPG

Aqua Blue 1151-5

ΔE 5.6 · #5E97A9

IKEA

IKEA084 84

ΔE 6 · #83AAC1

Dutch Boy

Blue Wings VS-9402

ΔE 6.7 · #8AB1C2

Farrow & Ball

Stone Blue 86

ΔE 8.8 · #7997A1

RAL

Pastel Turquoise 6034

ΔE 11.6 · #7FB5B5

Kobra

Blue 28

ΔE 11.7 · #4EB3CD

Colorhouse

Water .05 Water-05

ΔE 12 · #82979D

Light Reflectance & Undertone

Light Reflectance Value (LRV)

34/100

Medium

0 · DarkLight · 100

Balanced reflectance — holds colour without washing out. Versatile for most rooms and the most forgiving range for true-to-chip results.

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

#70A5B7

#B78271

Analogous

#71B7A6

#70A5B7

#7182B7

Triadic

#70A5B7

#B771A6

#A6B771

Split-Complementary

#70A5B7

#B77182

#B7A671

Tetradic

#70A5B7

#A671B7

#B78271

#82B771

Monochromatic

#30535F

#498092

#70A5B7

#A3C6D1

#D6E5EA

Rectangle

#70A5B7

#8271B7

#B78271

#A6B771

Compound

#70A5B7

#7182B7

#B78271

#B7A671

Variations

Lighter

#8DB7C6

#ADC8D1

#D1DEE2

Darker

#4D8B9F

#34606F

#1D3841

Saturation

#89999F

#71A6B7

#4DB8DB

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

2.71:1

Fail

vs Black

7.75:1

AAA

Deuteranopia

#70A5B7

#8E98B8

Original → Simulated

Protanopia

#70A5B7

#9E9EB5

Original → Simulated

Tritanopia

#70A5B7

#70A7A4

Original → Simulated

Color Psychology

Focused · Cooling

Estuary 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

#93A8A4

Warm Bulb 2700K

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

#70A5B7

Daylight 5500K

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

#81ADC9

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.

#A16C5A

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 · Trim · Soft furniture

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: #70A5B7;

CSS — background

background-color: #70A5B7;

CSS Variable

--color-estuary-blue: #70A5B7;

Tailwind v3 — config

colors: { 'estuary-blue': '#70A5B7' }

Tailwind — arbitrary

bg-[#70A5B7] text-[#70A5B7]

SCSS

$estuary-blue: #70A5B7;

Similar Colors

Whipple Blue

#769EB0 · ΔE 4.3

I've Got the Blues

#6AA4BE · ΔE 4.6

Bayville Blue

#71AEBB · ΔE 4.8

Palace Blue

#5D9FB6 · ΔE 4.9

Seaside Resort

#6FAAB4 · ΔE 5.3

Spa Day

#5EA3B1 · ΔE 5.5

Bracken Blue

#69A2AB · ΔE 5.7

Colonial Blue

#81A2B6 · ΔE 6.3

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 #70A5B7?

#70A5B7 is Estuary Blue, a mid-tone blue with a cool undertone.

Is #70A5B7 warm or cool?

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

What rooms work best with Estuary Blue?

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

What colors pair well with Estuary Blue?

Estuary 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 Estuary Blue?

You can download Estuary 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 Estuary Blue?

The hex code is #70A5B7. In RGB it's 112, 165, 183, and in HSL it's 195°, 33%, 58%.

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