Closest web-safe match: #993333

Color Details and Palettes for #AD1B2D

Details about the color Christmas Red#AD1B2D

Conversions, palettes, contrast & design ideas for this color.

Red family Warm WCAG ink: white
HEX #AD1B2D RGB rgb(173, 27, 45) HSL hsl(353, 73%, 39%) CMYK cmyk(0%, 84%, 74%, 32%)

Color profile

About Color Hex #AD1B2D

#AD1B2D is a warm color from the Red family, closest in name to “Christmas Red”. In RGB it is rgb(173, 27, 45); in HSL, hsl(353, 73%, 39%).

The color Christmas Red, with hexadecimal code #ad1b2d, falls within the red color family, a hue strongly linked to passion, urgency, and primal energy. Across cultures, red ranges from the luck of Chinese New Year to the romance of Western Valentine's Day. Additionally, it evokes emotions such as Passion, Energy, Love, Excitement, Danger and Desire. In many Eastern cultures, red symbolizes luck, prosperity, and happiness, often used in festivals and weddings. In Western cultures, red can symbolize passion, love, and sometimes danger. At 73% saturation, this color is clearly chromatic yet balanced—colorful enough to be distinctive without overwhelming adjacent content. Its low lightness of 39% produces a deep, rich appearance—conveying gravity and luxury, particularly effective in dark-mode designs and premium packaging. This color is ideal for designs that aim to express Passion, Energy, Love, Excitement, Danger, or Desire. It can be effectively used in web design, branding, and marketing materials to attract attention and convey specific messages.

Key facts

RGB 173, 27, 45 red · green · blue HSL 353° 73% 39% hue · sat · light HSV 353° 84% 68% design-app pickers CMYK 0 84 74 32 print inks, % Luminance 0.099 0 dark → 1 light On black 2.97:1 ✕ AA contrast ratio On white 7.07:1 ✓ AA contrast ratio Web-safe #993333 closest web-safe Best text white ideal foreground Character Vivid warm · red family

The story of this color

History, Usage, Psychology & Design Ideas for #AD1B2D

Christmas Red (#AD1B2D) belongs to the Red color family.

This vivid mid-tone strikes the ideal balance between intensity and readability, making it a strong candidate for primary brand colors, interactive UI elements, and logo design where immediate recognition is essential.

Historical Background

Red ochre is among the earliest pigments used by humans, found in cave paintings over 40,000 years old. The precious cochineal dye—extracted from scale insects—was so valuable in colonial-era trade that it rivaled gold. In imperial China, vermilion lacquer adorned thrones and temples, while Roman generals painted their faces red for triumphal processions through the streets of Rome.

Design & Usage Tips

Red commands instant attention, making it the top choice for call-to-action buttons, sale banners, and emergency signage. Use it selectively to avoid overwhelming users—pair red accents with neutral backgrounds (white, light gray, or cream) to create high-impact focal points that guide the eye without fatigue.

Positioned on the warm side of the color wheel (hue 353°), it naturally draws the eye and creates a sense of closeness—making it effective for calls to action, food photography, and hospitality branding. With 73% saturation, it occupies a comfortable middle ground: colorful enough to be distinctive, yet restrained enough for extended reading or large surface areas.

Psychological Impact

Red accelerates heart rate and triggers primal alertness, linking it to passion, urgency, and excitement. In marketing, red increases impulse buying; in UX, red signals errors or critical states. Culturally, red spans love (Western Valentine's Day) and luck (Chinese New Year).

With a mid-range lightness of 39%, this tone is highly versatile: dark enough to serve as body text on white, yet light enough to stand out on charcoal or navy backgrounds.

Creative Design Ideas

Combine a rich crimson with gold foil for luxury packaging. In web design, use a single red accent button on a monochrome page for maximum conversion impact. For sports branding, pair red with black and white for aggressive, high-energy team identities.

Every format

#AD1B2D Color Conversions

Every way to write Christmas Red — one-tap copy on every format; tap on any card to learn what it is and when to use it.

12 formats
HEX Web
#AD1B2D

Hexadecimal is the web’s universal color notation — two digits each for red, green and blue. Drop it straight into HTML, CSS or any design tool.

RGB Screen
rgb(173, 27, 45)

RGB is the additive Red-Green-Blue model every screen uses to emit light. The default choice for websites, apps and on-screen UI.

HSL Web
hsl(353, 73%, 39%)

HSL breaks a color into Hue, Saturation and Lightness — the most intuitive way to lighten, darken or mute a color in CSS.

HSV HSB Design
hsv(353, 84%, 68%)

HSV (also called HSB) maps Hue, Saturation and Value/Brightness. It is the model behind the color pickers in Photoshop, Figma and most design apps.

HWB CSS 4
hwb(353 11% 32%)

HWB blends a pure hue with Whiteness and Blackness — a painter-friendly model added in CSS Color 4 for quick tints and shades.

CMYK Print
cmyk(0%, 84%, 74%, 32%)

CMYK is the subtractive Cyan-Magenta-Yellow-Black ink model. Use these values when preparing artwork for a printer or commercial press.

OKLCH Modern
oklch(48.41% 0.179 21.75)

OKLCH is a modern, perceptually-uniform space (Lightness, Chroma, Hue). It powers smooth gradients and accessible palettes in today’s CSS.

OKLab Modern
oklab(48.41% 0.166 0.066)

OKLab is the Cartesian form of OKLCH — ideal for blending and interpolating colors without the muddy midpoints older spaces produce.

CIELAB L*a*b* Perceptual
L: 37.59, a: 56.69, b: 29.22

CIELAB is a device-independent, perceptually-uniform space. It is the standard for measuring color difference (ΔE) and matching across devices.

LCH Perceptual
L: 37.59, C: 63.77, H: 27.27

LCH is CIELAB in cylindrical form — Lightness, Chroma and Hue — letting you adjust vividness and hue while staying perceptually even.

XYZ CIE Science
X: 18.10, Y: 9.86, Z: 3.43

CIE XYZ is the 1931 master space that underpins every other model here — the scientific bridge used to convert between color systems.

Decimal int Code
11344685

The 24-bit integer value of the color — handy for databases, APIs, game engines and low-level graphics code.

Channel breakdown

RGB Color Percentages for #AD1B2D

How much red, green and blue light mixes into Christmas Red.

Red 173/255 70.6% Green 27/255 11.0% Blue 45/255 18.4%

Percentages show each channel's share of the total light (R + G + B) in Christmas Red.

Ink coverage

CMYK Ink Levels & Print Guide for #AD1B2D

Ink needed to reproduce Christmas Red in four-color print. Heaviest ink: Magenta.

0% CYAN 84% MAGENTA 74% YELLOW 32% KEY

Print tip: treat these values as a starting point — final output depends on printer profile, paper stock and calibration.

Accessibility · WCAG

Luminance & Contrast for #AD1B2D

How bright Christmas Red is, and how far black and white text clear each WCAG bar.

Relative luminance 0.099
0 · dark1 · light

Contrast ratio · 1:1 → 21:1 (log scale)

Aa Black text 2.97:1 ✕ AA ✕ AAA ✕ Large
Aa White text 7.07:1 ✓ AA ✓ AAA ✓ Large

Developer shortcuts

Quick CSS Snippets for #AD1B2D

Copy-and-paste CSS for Christmas Red — per-line copy, or grab the whole block.

christmas-red.css
background-color: #AD1B2D;
color: #AD1B2D;
border: 2px solid #AD1B2D;
background-color: rgb(173, 27, 45);
background-color: hsl(353, 73%, 39%);
--color: #AD1B2D;

Shades · light to dark

#AD1B2D Monochrome Palette

Lighter and darker steps of Christmas Red — the color's full brightness range in one strip.

#F7E8EA
#EBC6CB
#DEA4AB
#D2828C
#C65F6C
#B93D4D
#AD1B2D
#931726
#79131F
#5F0F19
#450B12
#2B070B
#110305

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 180° apart

#AD1B2D Complementary Palette

Two colors opposite on the wheel — maximum contrast for attention-grabbing accents.

#AD1B2D
#1BAC9B

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · adjacent hues

#AD1B2D Analogic Palette

Neighboring hues on the wheel — harmonious, calm combinations that feel unified.

#AD1B2D
#AC531B
#AC1B74
#AC9B1B
#9B1BAC
#74AC1B
#531BAC

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 120° apart

#AD1B2D Triadic Palette

Three colors evenly spaced on the wheel — vibrant and energetic, yet balanced.

#AD1B2D
#2CAC1B
#1B2CAC

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Harmony · 90° apart

#AD1B2D Quad Palette

Four colors evenly spaced on the wheel (tetradic) — rich schemes with multiple accents.

#AD1B2D
#74AC1B
#1BAC9B
#531BAC

The dot marks the original color. Hover any shade to copy its hex or open its color page.

Accessibility

Color Blindness Simulation for #AD1B2D

How Christmas Red reads across five kinds of color vision — a ✓ Friendly verdict means the color difference stays distinguishable for that vision type.

#AD1B2D
#768128
#6E6D29
#A62524
#3B3B3B
Normal vision full color Deuteranopia green weakness ✕ Not friendly Protanopia red weakness ✕ Not friendly Tritanopia blue-yellow weakness ✓ Friendly Achromatopsia total color blindness ✕ Not friendly

The dot marks the original color. Hover any shade to copy its hex.

Harmony overview

Color Harmonies for #AD1B2D

The lead color from each harmony scheme, side by side — a shortcut to the full palettes above.

#1BAC9B
#AC531B
#2CAC1B
#74AC1B
Complementary opposite hue Analogous adjacent hue Triadic 120° apart Tetradic (Quad) 90° apart

Perceptually nearby

#AD1B2D Nearby Colors

A step away in brightness, richness or shade — each still feels like the same color.

Pesto Rosso#BB3333
Succubus#990022
King Crimson#CC4444
Bloodthirsty#880011
Pixel Bleeding#BB0022
Raging Raisin#AA3333
Firebrick#AA2222
Raspberry#AA1144

From the color-name library

Colors Similar to #AD1B2D

The closest named colors to #AD1B2D — same mood, each with its own character.

Christmas Red#B01B2E
Kirsch#B2132B
Hong Kong Taxi#A8102A
Samba#AA262B
Ecstatic Red#AA1122
Nippon#BC002C
Hinomaru Red#BC002D
Valentine Lava#BA0728
Akai Red#BC012E
Haute Couture#A0252A
Pompeian Red#A82A38
Active Volcano#BB1133

Looking for more Red shades? Browse Red colors →

Inspiration

Explore Vibrant Images Featuring Christmas Red (#ad1b2d)

Curated Unsplash photos that carry the mood of Christmas Red — hover any tile to download it or view the original.

Good to know

Frequently Asked Questions about #AD1B2D

#AD1B2D is a warm color from the Red family. Its closest matched name is “Christmas Red”, matched perceptually with the CIEDE2000 color-difference formula. In RGB it is rgb(173, 27, 45); in HSL, hsl(353, 73%, 39%).
In RGB, #AD1B2D is rgb(173, 27, 45); in HSL it is hsl(353, 73%, 39%); and in CMYK — the model used for print — it is cmyk(0%, 84%, 74%, 32%).
#AD1B2D has a contrast ratio of 2.97:1 against black and 7.07:1 against white. For readability, white body text meets the WCAG AA threshold of 4.5:1 on it, while black does not.
The direct complement of #AD1B2D is #1BAC9B (opposite on the color wheel). For ready-made combinations, this page includes monochrome, analogous, triadic and tetradic palettes built from #AD1B2D in the palette sections above.