BLUES

Forever Blue

#899BB8

RGB 137, 155, 184 · HSL 217°, 25%, 63% · CMYK 26, 16, 0, 28

Forever Blue is #899BB8 in HEX — rgb(137, 155, 184), hsl(217°, 25%, 63%), cmyk(26%, 16%, 0%, 28%).

Forever Blue pulls into the light end of the blues spectrum — HSL 217°, 25%, 63%. 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#899BB8

RGB137, 155, 184

HSL217°, 25%, 63%

HSV217°, 26%, 72%

CMYK26, 16, 0, 28

Decimal9018296

CSS RGBrgb(137, 155, 184)

CSS HSLhsl(217, 25%, 63%)

Paint Matches — this color across 16 brands

IKEA

IKEA121 121

ΔE 2.1 · #8896B3

Dunn-Edwards

Denim Tradition DE5885

ΔE 2.7 · #7F97B5

Kilz

Purple Wish RB270-01

ΔE 2.7 · #8597B8

Valspar

Twilight Fever 4002-6A

ΔE 2.8 · #909BB5

Behr

Mystery MQ5-51

ΔE 2.8 · #8098B3

Benjamin Moore

Steel 823

ΔE 2.9 · #889FC0

Dutch Boy

Celestial Horizon DCP-0589

ΔE 3.5 · #8FA4BF

Vista Paint

John's Blue C-616

ΔE 3.6 · #829FBD

Hallman-Lindsay

Celestial Horizon 589

ΔE 3.7 · #7C94B3

Dulux

Wild Clary S40D3

ΔE 3.7 · #92A5C1

Sherwin-Williams

Bluesy Note SW9064

ΔE 4.3 · #7C9AB5

PPG

Alaskan Blue 1162-4

ΔE 5.6 · #7E9EC2

Farrow & Ball

Cook's Blue 237

ΔE 8.7 · #6A90B4

Kobra

Grey 42

ΔE 12.2 · #889099

RAL

Window Grey 7040

ΔE 12.3 · #9DA1AA

Colorhouse

Water .05 Water-05

ΔE 13.3 · #82979D

Light Reflectance & Undertone

Light Reflectance Value (LRV)

32/100

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

#899BB8

#B8A689

Analogous

#89B3B8

#899BB8

#8F89B8

Triadic

#899BB8

#B8899B

#9BB889

Split-Complementary

#899BB8

#B88F89

#B3B889

Tetradic

#899BB8

#B889B3

#B8A689

#89B88F

Monochromatic

#3F4F69

#5C7399

#899BB8

#B9C4D5

#E9ECF2

Rectangle

#899BB8

#A689B8

#B8A689

#9BB889

Compound

#899BB8

#8F89B8

#B8A689

#B3B889

Variations

Lighter

#A1AFC6

#BAC4D2

#D8DDE4

Darker

#5F79A2

#405371

#253042

Saturation

#9A9FA8

#899BB8

#6693DC

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

2.82:1

Fail

vs Black

7.44:1

AAA

Deuteranopia

#899BB8

#8E98B9

Original → Simulated

Protanopia

#899BB8

#9898B5

Original → Simulated

Tritanopia

#899BB8

#87A09C

Original → Simulated

Color Psychology

Focused · Cooling

Forever 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

#A6A1A5

Warm Bulb 2700K

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

#899BB8

Daylight 5500K

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

#93A6C9

Cool Bulb 6500K

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

Pairs With

#EAEAEC

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.

#A68F6B

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: #899BB8;

CSS — background

background-color: #899BB8;

CSS Variable

--color-forever-blue: #899BB8;

Tailwind v3 — config

colors: { 'forever-blue': '#899BB8' }

Tailwind — arbitrary

bg-[#899BB8] text-[#899BB8]

SCSS

$forever-blue: #899BB8;

Similar Colors

Steel Blue

#879EBF · ΔE 2.7

Blue Pearl

#93A0BD · ΔE 2.8

Pressed Violet

#8EA3C5 · ΔE 4.0

Citadel

#93A6BE · ΔE 4.9

Denim Wash

#85A0B6 · ΔE 5.3

Dreamy

#9AA1B9 · ΔE 5.4

Five Dollar Bill

#81A5C0 · ΔE 6.5

Persian Violet

#929BC2 · ΔE 6.7

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 #899BB8?

#899BB8 is Forever Blue, a soft blue with a cool undertone.

Is #899BB8 warm or cool?

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

What rooms work best with Forever Blue?

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

What colors pair well with Forever Blue?

Forever 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 Forever Blue?

You can download Forever 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 Forever Blue?

The hex code is #899BB8. In RGB it's 137, 155, 184, and in HSL it's 217°, 25%, 63%.

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