REDS

Knockout

#C42B2D

RGB 196, 43, 45 · HSL 359°, 64%, 47% · CMYK 0, 78, 77, 23

Knockout is #C42B2D in HEX — rgb(196, 43, 45), hsl(359°, 64%, 47%), cmyk(0%, 78%, 77%, 23%).

Knockout pulls into the mid-tone end of the reds spectrum — HSL 359°, 64%, 47%. The balanced saturation makes it confident without overpowering, and the hue reads warm. In interior projects it shines on feature walls, dining rooms, hallways — anywhere you want energy. Reads best alongside cream walls, oak furniture, brass, soft black trim.

Color Codes

HEX#C42B2D

RGB196, 43, 45

HSL359°, 64%, 47%

HSV359°, 78%, 77%

CMYK0, 78, 77, 23

Decimal12856109

CSS RGBrgb(196, 43, 45)

CSS HSLhsl(359, 64%, 47%)

Paint Matches — this color across 16 brands

Benjamin Moore

Red 2000-10

ΔE 2 · #CA2F2F

RAL

Pure Red 3028

ΔE 2.5 · #CB3234

Dulux

Hot Lips S05H9

ΔE 3 · #C92C2B

Vista Paint

Red Red K-1219

ΔE 3.3 · #C4342D

Sherwin-Williams

Real Red SW6868

ΔE 4.4 · #BF2D32

Behr

Flirt Alert P150-7

ΔE 4.8 · #C11527

Hallman-Lindsay

Movie Star 1116

ΔE 5.5 · #C52033

Dunn-Edwards

Red Power DEA108

ΔE 5.7 · #D63D3B

Colorhouse

Create .04 Create-04

ΔE 7.5 · #B8352E

Kilz

Atomic Red LH170

ΔE 9.4 · #B83236

Valspar

Scarlet Sun 1011-1

ΔE 10.1 · #D24B42

Dutch Boy

Terracotta VS-9228

ΔE 11 · #B53B26

Kobra

Red 15

ΔE 11.4 · #BD413A

PPG

Calypso Berry 1185-7

ΔE 15.4 · #C53A4B

IKEA

IKEA130 130

ΔE 18.6 · #9B2C2C

Farrow & Ball

Charlotte's Locks 268

ΔE 18.7 · #D65F3D

Light Reflectance & Undertone

Light Reflectance Value (LRV)

14/100

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

TemperatureWarm MasstoneRed UndertonePink

Reads as a warm red with a pink undertone showing through, especially in daylight. Pair trim and adjacent colours to either calm or amplify that undertone.

Color Theory

Complementary

#C42B2D

#2BC5C2

Analogous

#C52B7A

#C42B2D

#C5752B

Triadic

#C42B2D

#2EC52B

#2B2EC5

Split-Complementary

#C42B2D

#2BC575

#2B7AC5

Tetradic

#C42B2D

#7AC52B

#2BC5C2

#752BC5

Monochromatic

#471011

#861D1F

#C42B2D

#DC6062

#EA9FA0

Rectangle

#C42B2D

#C5C22B

#2BC5C2

#2B2EC5

Compound

#C42B2D

#C5752B

#2BC5C2

#2B7AC5

Variations

Lighter

#D84E50

#DA8283

#E5BBBB

Darker

#A01F22

#701415

#430A0B

Saturation

#8F6162

#C52B2E

#DA1619

Interior Use

Best Rooms

dining rooms, hallways, feature walls

Best Uses

accent walls, doors, statement furniture

Pairs With

cream walls, oak furniture, brass, soft black trim

Accessibility (WCAG)

vs White

5.63:1

vs Black

3.73:1

AA Large

Deuteranopia

#C42B2D

#897D22

Original → Simulated

Protanopia

#C42B2D

#5F5F2D

Original → Simulated

Tritanopia

#C42B2D

#C13543

Original → Simulated

Color Psychology

Bold · Energetic

Knockout carries the unmistakable charge of red — it raises pulse and appetite, draws the eye first in any room, and refuses to recede. Use it where you want presence: dining rooms that should feel social, hallways that need a focal point, front doors that announce arrival.

SymbolismPassion, urgency, vitality

PersonalityConfident, expressive, daring

energyappetitefocalsocialwarmthstatement

How it looks under different light

#D24D3D

Warm Bulb 2700K

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

#C42B2D

Daylight 5500K

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

#C05261

Cool Bulb 6500K

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

Pairs With

#EDE8E8

Trim

Matched off-white

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

#F8F7F7

Ceiling

Whisper tint

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

#2E9D9B

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: #C42B2D;

CSS — background

background-color: #C42B2D;

CSS Variable

--color-knockout: #C42B2D;

Tailwind v3 — config

colors: { 'knockout': '#C42B2D' }

Tailwind — arbitrary

bg-[#C42B2D] text-[#C42B2D]

SCSS

$knockout: #C42B2D;

Similar Colors

Red

#C92E2E · ΔE 1.8

Ruby Red

#CA2C2C · ΔE 3.0

Vermilion

#CF312B · ΔE 5.6

Bull's Eye Red

#D93E3C · ΔE 6.4

Bonfire

#D5393F · ΔE 6.5

Tricycle Red

#D33A41 · ΔE 7.2

Neon Red

#B82D33 · ΔE 7.8

Million Dollar Red

#B5332C · ΔE 8.0

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 #C42B2D?

#C42B2D is Knockout, a mid-tone red with a warm undertone.

Is #C42B2D warm or cool?

Knockout reads warm, which influences how it interacts with surrounding tones and natural light.

What rooms work best with Knockout?

Knockout works well in dining rooms, hallways, feature walls. Designers typically use it for accent walls, doors, statement furniture.

What colors pair well with Knockout?

Knockout pairs naturally with cream walls, oak furniture, brass, soft black trim. Its complementary color is also a strong contrast option for accents.

Where can I download Knockout?

You can download Knockout 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 Knockout?

The hex code is #C42B2D. In RGB it's 196, 43, 45, and in HSL it's 359°, 64%, 47%.

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