BLUES

Heroic Blue

#1166FF

RGB 17, 102, 255 · HSL 219°, 100%, 53% · CMYK 93, 60, 0, 0

Heroic Blue is #1166FF in HEX — rgb(17, 102, 255), hsl(219°, 100%, 53%), cmyk(93%, 60%, 0%, 0%).

Heroic Blue pulls into the mid-tone end of the blues spectrum — HSL 219°, 100%, 53%. 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#1166FF

RGB17, 102, 255

HSL219°, 100%, 53%

HSV219°, 93%, 100%

CMYK93, 60, 0, 0

Decimal1140479

CSS RGBrgb(17, 102, 255)

CSS HSLhsl(219, 100%, 53%)

Paint Matches — this color across 16 brands

Behr

Indigo Batik P530-6

ΔE 5.3 · #2E61F1

Dutch Boy

Blue Royale VS-9550

ΔE 41.9 · #243F90

Colorhouse

Petal .05 Petal-05

ΔE 46.4 · #1F4992

PPG

Rainbow Bright 1243-7

ΔE 46.7 · #2863AD

Benjamin Moore

Big 2066-30

ΔE 47.4 · #0167B2

Dunn-Edwards

Bellflower DE5908

ΔE 48.8 · #5D66AA

Vista Paint

Medieval C-1262

ΔE 49 · #686AAE

Hallman-Lindsay

Medieval 1263

ΔE 49.8 · #696DB0

Dulux

Blue Sail S40H8 · SB8E7

ΔE 51.1 · #24589A

Kobra

Violet 25

ΔE 51.7 · #776BAB

RAL

Signal Blue 5005

ΔE 53 · #1E2D6E

Valspar

Twinkle Night 4004-8C

ΔE 53.5 · #5A65A1

IKEA

IKEA128 128

ΔE 54 · #4A72B0

Kilz

Sapphire Sequin RB120-02

ΔE 58.2 · #4B568A

Sherwin-Williams

Frank Blue SW6967

ΔE 58.5 · #225288

Farrow & Ball

Pitch Blue 220

ΔE 69.9 · #636E8F

Light Reflectance & Undertone

Light Reflectance Value (LRV)

17/100

Dark

0 · DarkLight · 100

Soaks up light and feels moody and intimate. Great for studies, dining rooms and accent walls; pair with ample lighting.

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

#1166FF

#FFAB0F

Analogous

#0FDBFF

#1166FF

#330FFF

Triadic

#1166FF

#FF0F63

#63FF0F

Split-Complementary

#1166FF

#FF330F

#DBFF0F

Tetradic

#1166FF

#FF0FDB

#FFAB0F

#0FFF33

Monochromatic

#002975

#0044C2

#1166FF

#5C95FF

#A8C7FF

Rectangle

#1166FF

#AB0FFF

#FFAB0F

#63FF0F

Compound

#1166FF

#330FFF

#FFAB0F

#DBFF0F

Variations

Lighter

#3F82FF

#7AA5F4

#B8CCF2

Darker

#004CD8

#003495

#001E56

Saturation

#637CAB

#0F63FF

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

4.81:1

vs Black

4.37:1

AA Large

Deuteranopia

#1166FF

#0072FF

Original → Simulated

Protanopia

#1166FF

#5E5EF2

Original → Simulated

Tritanopia

#1166FF

#008E75

Original → Simulated

Color Psychology

Focused · Cooling

Heroic 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

#4C79DA

Warm Bulb 2700K

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

#1166FF

Daylight 5500K

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

#397EFF

Cool Bulb 6500K

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

Pairs With

#E7E9EE

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.

#CF8E17

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: #1166FF;

CSS — background

background-color: #1166FF;

CSS Variable

--color-heroic-blue: #1166FF;

Tailwind v3 — config

colors: { 'heroic-blue': '#1166FF' }

Tailwind — arbitrary

bg-[#1166FF] text-[#1166FF]

SCSS

$heroic-blue: #1166FF;

Similar Colors

Big Country Blue

#0066B1 · ΔE 47.3

Evening Blue

#004E93 · ΔE 49.6

Warriors Blue

#00498D · ΔE 50.2

Twilight Blue

#365496 · ΔE 50.2

Mosaic

#3862A3 · ΔE 51.5

Brilliant Blue

#0063A6 · ΔE 52.2

Scandinavian Blue

#4E4E8C · ΔE 52.2

Delphinium

#304C89 · ΔE 53.4

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 #1166FF?

#1166FF is Heroic Blue, a mid-tone blue with a cool undertone.

Is #1166FF warm or cool?

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

What rooms work best with Heroic Blue?

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

What colors pair well with Heroic Blue?

Heroic 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 Heroic Blue?

You can download Heroic 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 Heroic Blue?

The hex code is #1166FF. In RGB it's 17, 102, 255, and in HSL it's 219°, 100%, 53%.

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