BLUES

Symphony

#213C5E

RGB 33, 60, 94 · HSL 213°, 48%, 25% · CMYK 65, 36, 0, 63

Symphony is #213C5E in HEX — rgb(33, 60, 94), hsl(213°, 48%, 25%), cmyk(65%, 36%, 0%, 63%).

Symphony pulls into the deep end of the blues spectrum — HSL 213°, 48%, 25%. The balanced saturation makes it confident without overpowering, 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#213C5E

RGB33, 60, 94

HSL213°, 48%, 25%

HSV213°, 65%, 37%

CMYK65, 36, 0, 63

Decimal2178142

CSS RGBrgb(33, 60, 94)

CSS HSLhsl(213, 48%, 25%)

Paint Matches — this color across 16 brands

Benjamin Moore

Symphony 2060-10

Exact match

Behr

Very Navy M500-7

ΔE 1.2 · #233B5E

Dutch Boy

Royal Blue D-6740

ΔE 3.2 · #1D375C

Dulux

Alpine Race S37F9

ΔE 4.1 · #234362

Vista Paint

Prairie Night K-136

ΔE 4.7 · #244667

Sherwin-Williams

Dress Blues SW9176

ΔE 4.7 · #2B4360

PPG

Blue Tang 10-32 · 1160-7

ΔE 6.5 · #2A4B6E

Kobra

Blue 31

ΔE 7.1 · #334059

Kilz

Fountain Pen RC100-02

ΔE 7.3 · #354A67

Hallman-Lindsay

Star-studded 620

ΔE 7.6 · #32425A

Dunn-Edwards

Magic Night DEA191

ΔE 7.9 · #3A3B5B

RAL

Ocean Blue 5020

ΔE 8.1 · #1D334A

IKEA

IKEA122 122

ΔE 9.5 · #3A5170

Valspar

Enchanted Navy 4010-8

ΔE 11.6 · #485375

Farrow & Ball

Hague Blue 30

ΔE 18.4 · #3D4E57

Colorhouse

Wool .06 Wool-06

ΔE 19.9 · #485761

Light Reflectance & Undertone

Light Reflectance Value (LRV)

4/100

Very Dark

0 · DarkLight · 100

Absorbs almost all light — dramatic and cocooning. Needs strong artificial lighting and works best as an accent or in well-lit rooms.

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

#213C5E

#5E4321

Analogous

#215B5E

#213C5E

#24215E

Triadic

#213C5E

#5E213D

#3D5E21

Split-Complementary

#213C5E

#5E2421

#5B5E21

Tetradic

#213C5E

#5E215B

#5E4321

#215E24

Monochromatic

#070C13

#0D1826

#213C5E

#356197

#5587C3

Rectangle

#213C5E

#43215E

#5E4321

#3D5E21

Compound

#213C5E

#24215E

#5E4321

#5B5E21

Variations

Lighter

#356197

#5D88BB

#A6BAD3

Darker

#19304D

#112136

#091320

Saturation

#373F49

#213D5E

#113B6F

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

11.21:1

AAA

vs Black

1.87:1

Fail

Deuteranopia

#213C5E

#29395E

Original → Simulated

Protanopia

#213C5E

#38385A

Original → Simulated

Tritanopia

#213C5E

#1B423D

Original → Simulated

Color Psychology

Focused · Cooling

Symphony 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

#585A62

Warm Bulb 2700K

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

#213C5E

Daylight 5500K

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

#455F86

Cool Bulb 6500K

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

Pairs With

#E9EAEC

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.

#4C3820

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: #213C5E;

CSS — background

background-color: #213C5E;

CSS Variable

--color-symphony: #213C5E;

Tailwind v3 — config

colors: { 'symphony': '#213C5E' }

Tailwind — arbitrary

bg-[#213C5E] text-[#213C5E]

SCSS

$symphony: #213C5E;

Similar Colors

Symphony Blue

#203B5D · ΔE 0.4

Downpour Blue

#254669 · ΔE 4.4

Marine Blue

#1D3E59 · ΔE 5.5

Bold Blue

#2B3558 · ΔE 5.6

Champion Cobalt

#264864 · ΔE 7.2

Admiral Blue

#2B3762 · ΔE 8.3

Midnight Navy

#333356 · ΔE 8.8

Wizard

#40466D · ΔE 9.1

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 #213C5E?

#213C5E is Symphony, a deep blue with a cool undertone.

Is #213C5E warm or cool?

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

What rooms work best with Symphony?

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

What colors pair well with Symphony?

Symphony 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 Symphony?

You can download Symphony 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 Symphony?

The hex code is #213C5E. In RGB it's 33, 60, 94, and in HSL it's 213°, 48%, 25%.

← All colors