BLUES

Tranquil Pool

#88DDFF

RGB 136, 221, 255 · HSL 197°, 100%, 77% · CMYK 47, 13, 0, 0

Tranquil Pool is #88DDFF in HEX — rgb(136, 221, 255), hsl(197°, 100%, 77%), cmyk(47%, 13%, 0%, 0%).

Tranquil Pool pulls into the light end of the blues spectrum — HSL 197°, 100%, 77%. The saturated saturation makes it bold and immediate, 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#88DDFF

RGB136, 221, 255

HSL197°, 100%, 77%

HSV197°, 47%, 100%

CMYK47, 13, 0, 0

Decimal8969727

CSS RGBrgb(136, 221, 255)

CSS HSLhsl(197, 100%, 77%)

Paint Matches — this color across 16 brands

Behr

Enchanting 560B-4

ΔE 1 · #89DBFC

Dunn-Edwards

Below Zero DE5835

ΔE 6.3 · #87CDED

Dulux

Spritzig Half S34G1H

ΔE 6.8 · #92D5ED

Vista Paint

Paradise Bay K-172

ΔE 7.9 · #7BC9E4

Valspar

Summer Splash 5002-9C

ΔE 8.2 · #88C9E6

Hallman-Lindsay

Lasting Thoughts 659

ΔE 8.5 · #72C7E3

Benjamin Moore

Pool 2059-50

ΔE 8.7 · #77C5E3

Sherwin-Williams

Undercool SW6957

ΔE 9.7 · #7FC3E1

PPG

Horizon Haze 1237-4

ΔE 10.4 · #80C1E2

Kilz

Mountain Creek RE260-01

ΔE 10.9 · #77C7DB

Dutch Boy

Sky Blue D-6742

ΔE 11.4 · #7AC2D8

Kobra

Blue 27

ΔE 12.7 · #87C8D7

IKEA

IKEA119 119

ΔE 15.1 · #9BC2D8

Colorhouse

Dream .03 Dream-03

ΔE 19.6 · #B4CBD9

Farrow & Ball

Lulworth Blue 89

ΔE 21 · #A1B8CA

RAL

Light Green 6027

ΔE 23.1 · #84C3BE

Light Reflectance & Undertone

Light Reflectance Value (LRV)

64/100

Light

0 · DarkLight · 100

Reflects plenty of light and keeps spaces feeling open and airy while still showing clear colour. A safe, flexible choice for living areas.

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

#88DDFF

#FFAB8A

Analogous

#8AFFE6

#88DDFF

#8AA3FF

Triadic

#88DDFF

#FF8ADE

#DEFF8A

Split-Complementary

#88DDFF

#FF8AA3

#FFE68A

Tetradic

#88DDFF

#E68AFF

#FFAB8A

#A3FF8A

Monochromatic

#00ACF0

#3DC8FF

#88DDFF

#D6F3FF

#E5F8FF

Rectangle

#88DDFF

#AB8AFF

#FFAB8A

#DEFF8A

Compound

#88DDFF

#8AA3FF

#FFAB8A

#FFE68A

Variations

Lighter

#A1E4FF

#BEE9FA

#DCF1F9

Darker

#3BC8FF

#009BD8

#005A7E

Saturation

#B3CCD6

#8ADEFF

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

1.52:1

Fail

vs Black

13.83:1

AAA

Deuteranopia

#88DDFF

#B8C9FF

Original → Simulated

Protanopia

#88DDFF

#D2D2FB

Original → Simulated

Tritanopia

#88DDFF

#86E2DB

Original → Simulated

Color Psychology

Focused · Cooling

Tranquil Pool 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

#A5D2DA

Warm Bulb 2700K

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

#88DDFF

Daylight 5500K

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

#93D7FF

Cool Bulb 6500K

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

Pairs With

#E7ECEE

Trim

Matched off-white

Same hue at 92% lightness — trim reads coordinated, not stark.

#F7F8F8

Ceiling

Whisper tint

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

#ED8860

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: #88DDFF;

CSS — background

background-color: #88DDFF;

CSS Variable

--color-tranquil-pool: #88DDFF;

Tailwind v3 — config

colors: { 'tranquil-pool': '#88DDFF' }

Tailwind — arbitrary

bg-[#88DDFF] text-[#88DDFF]

SCSS

$tranquil-pool: #88DDFF;

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#94CCE7 · ΔE 9.1

Caribbean Coast

#A3D4F0 · ΔE 9.6

Cayman Blue

#73C1E4 · ΔE 9.9

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#9BCEE5 · ΔE 10.6

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#A8D5EF · ΔE 10.9

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 #88DDFF?

#88DDFF is Tranquil Pool, a soft blue with a cool undertone.

Is #88DDFF warm or cool?

Tranquil Pool reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Tranquil Pool?

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

What colors pair well with Tranquil Pool?

Tranquil Pool 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 Tranquil Pool?

You can download Tranquil Pool 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 Tranquil Pool?

The hex code is #88DDFF. In RGB it's 136, 221, 255, and in HSL it's 197°, 100%, 77%.

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