BLUES

Light Shimmer

#A3D4EF

RGB 163, 212, 239 · HSL 201°, 70%, 79% · CMYK 32, 11, 0, 6

Light Shimmer is #A3D4EF in HEX — rgb(163, 212, 239), hsl(201°, 70%, 79%), cmyk(32%, 11%, 0%, 6%).

Light Shimmer pulls into the airy end of the blues spectrum — HSL 201°, 70%, 79%. 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#A3D4EF

RGB163, 212, 239

HSL201°, 70%, 79%

HSV201°, 32%, 94%

CMYK32, 11, 0, 6

Decimal10736879

CSS RGBrgb(163, 212, 239)

CSS HSLhsl(201, 70%, 79%)

Paint Matches — this color across 16 brands

Benjamin Moore

Caribbean 2065-60

ΔE 0.7 · #A4D5F1

PPG

Songbird 1240-3

ΔE 1.3 · #A3D1EB

Dulux

Jockey SP2H8

ΔE 1.7 · #A4D8F2

Valspar

Sonic Sky 4008-9B

ΔE 2.3 · #AAD7EF

Hallman-Lindsay

Marzena Dream 637

ΔE 2.4 · #A6D0EC

Vista Paint

Sky Watch K-149

ΔE 2.8 · #A6D3E9

Behr

Skysail Blue 580D-4

ΔE 3.3 · #ABD5F4

Kilz

Pool Party RD200-02

ΔE 3.5 · #ADD8EE

Dunn-Edwards

Wild Blue Yonder DE5855

ΔE 4.1 · #B3D9F3

Sherwin-Williams

Bluebell SW6793

ΔE 5 · #A2D5E7

IKEA

IKEA119 119

ΔE 7 · #9BC2D8

Dutch Boy

Simply Sparkling DCP-0594

ΔE 9.6 · #BCCEE6

Kobra

Blue 27

ΔE 10.1 · #87C8D7

Colorhouse

Dream .03 Dream-03

ΔE 10.2 · #B4CBD9

Farrow & Ball

Lulworth Blue 89

ΔE 12.4 · #A1B8CA

RAL

Pastel Turquoise 6034

ΔE 19.4 · #7FB5B5

Light Reflectance & Undertone

Light Reflectance Value (LRV)

61/100

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

#A3D4EF

#EFBEA4

Analogous

#A4EFE4

#A3D4EF

#A4AFEF

Triadic

#A3D4EF

#EFA4D5

#D5EFA4

Split-Complementary

#A3D4EF

#EFA4AF

#EFE4A4

Tetradic

#A3D4EF

#E4A4EF

#EFBEA4

#AFEFA4

Monochromatic

#2597D4

#63B6E3

#A3D4EF

#E5F3FA

#E9F5FB

Rectangle

#A3D4EF

#BEA4EF

#EFBEA4

#D5EFA4

Compound

#A3D4EF

#A4AFEF

#EFBEA4

#EFE4A4

Variations

Lighter

#B6DDF2

#CCE5F2

#E3EFF5

Darker

#5CB6E6

#1988C4

#0D5074

Saturation

#BECDD5

#A4D5EF

#9CD7F7

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

1.59:1

Fail

vs Black

13.22:1

AAA

Deuteranopia

#A3D4EF

#BCC8F1

Original → Simulated

Protanopia

#A3D4EF

#CDCDEC

Original → Simulated

Tritanopia

#A3D4EF

#A1D8D3

Original → Simulated

Color Psychology

Focused · Cooling

Light Shimmer 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

#BACCCE

Warm Bulb 2700K

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

#A3D4EF

Daylight 5500K

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

#A7D1F3

Cool Bulb 6500K

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

Pairs With

#E8EBED

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.

#DD9C79

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 · Trim · Ceilings · 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: #A3D4EF;

CSS — background

background-color: #A3D4EF;

CSS Variable

--color-light-shimmer: #A3D4EF;

Tailwind v3 — config

colors: { 'light-shimmer': '#A3D4EF' }

Tailwind — arbitrary

bg-[#A3D4EF] text-[#A3D4EF]

SCSS

$light-shimmer: #A3D4EF;

Similar Colors

Caribbean Coast

#A3D4F0 · ΔE 0.5

Honolulu Blue

#A3D6F2 · ΔE 1.0

Bluebelle

#A8D5EF · ΔE 1.4

Highland Breeze

#A4D4EC · ΔE 1.6

Crisp Morning Air

#9BCEE5 · ΔE 3.3

Grandma's Sweater

#94CCE7 · ΔE 3.8

Little Boy Blue

#ACD5E9 · ΔE 4.2

Fairview Blue

#A9D4E7 · ΔE 4.4

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 #A3D4EF?

#A3D4EF is Light Shimmer, a soft blue with a cool undertone.

Is #A3D4EF warm or cool?

Light Shimmer reads cool, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Light Shimmer?

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

What colors pair well with Light Shimmer?

Light Shimmer 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 Light Shimmer?

You can download Light Shimmer 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 Light Shimmer?

The hex code is #A3D4EF. In RGB it's 163, 212, 239, and in HSL it's 201°, 70%, 79%.

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