Information about #731B1E color

#731B1E color image

Basic facts about this digital color

In the Register's classification, #731B1E belongs to the Red Color Family, featuring High Saturation and Neutral brightness. The mix behind it: rgb(115, 27, 30) — 45.1% red, 10.6% green, 11.8% blue; the print equivalent is CMYK 0 / 35 / 33 / 55. Curious how these numbers work? Read our RGB color codes guide.

#731B1E is a strongly colored earthy red that holds a balanced mid-tone. It is a natural fit for bold branding moments and attention-grabbing details. In The Official Register of Color Names it is a hair away from Persian Plum (#701C1C). Its next-closest registered neighbors are Crown Of Thorns (#771F1F) and Jalapeno (#701C28).

The recipe behind #731B1E is rgb(115, 27, 30), with red as the dominant ingredient. If you plan to put text on a #731B1E background, choose white — the contrast ratio is 11.0:1 (passing WCAG AAA), while black manages only 1.9:1. No one has named #731B1E so far. Register a name for it and it becomes a permanent record.

#731B1E color variations

View this color variations of tints, shades, tones and hues.

#731B1E color tints

Tints look brighter, pastel, and less intense.
#731B1E

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#AF292D

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#D54C51

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#E3888B

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#F1C3C5

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White

#FFFFFF

#731B1E color shades

Shades look darker, richer, and more solid.
#731B1E

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#5C1518

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#451012

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#2E0A0C

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#170506

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Black

#000000

#731B1E color tones

Tones looks more sophisticated and complex than base colors.
#731B1E

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#7B292C

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#803A3D

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#834F50

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#826566

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Grey

#808080

#731B1E color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#64731B

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#735F1B

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#733B1B

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#731B1E

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#731B41

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#731B64

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#5F1B73

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#731B1E color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes
#731B1E
#731B1E

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#1B7471
#1B7471

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Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme
#731B1E
#731B1E

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#1B4A74
#1B4A74

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#1B7444
#1B7444

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Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme
#74441B
#74441B

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#731B1E
#731B1E

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#741B4A
#741B4A

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Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme
#731B1E
#731B1E

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#1E741B
#1E741B

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#1B1E74
#1B1E74

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Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#731B1E
#731B1E

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#74711B
#74711B

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#1B7471
#1B7471

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#1B1E74
#1B1E74

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Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#731B1E
#731B1E

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#4A741B
#4A741B

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#1B7471
#1B7471

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#441B74
#441B74

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Nearest named colors to #731B1E

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Persian Plum color link
Persian Plum

#701C1C

Crown Of Thorns color link
Crown Of Thorns

#771F1F

Jalapeno color link
Jalapeno

#701C28

Livewire color link
Livewire

#6D1C27

Red Berry color link
Red Berry

#701F28

Hot N Spicy color link
Hot N Spicy

#6B2320

Heatwave color link
Heatwave

#6E2620

Fedefu Red color link
Fedefu Red

#7C1319

Falu Red color link
Falu Red

#801818

Red Bean color link
Red Bean

#672422

Pohutukawa color link
Pohutukawa

#651C26

UP Maroon color link
UP Maroon

#7B1113

#731B1E color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#731B1E color image #731B1E color ORCN HD wallpaper 3840x2160 (Desktop)
#731B1E color image #731B1E color ORCN HD wallpaper 1170x2532 (Mobile)
#731B1E color image #731B1E color solid HD wallpaper 3840x2160 (Desktop)
#731B1E color image #731B1E color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#731B1E
  • RGB115, 27, 30
  • CMYK0, 35, 33, 55
  • CSSrgb(115, 27, 30)
  • HSL358°, 62%, 28%
  • HSL Precise357.955°, 61.972%, 27.843%
  • HSV358°, 77%, 45%
  • HSB358°, 77%, 45%
  • Normalized R (0.0–1.0)0.451
  • Normalized G (0.0–1.0)0.106
  • Normalized B (0.0–1.0)0.118
  • GLSLvec3(0.451, 0.106, 0.118)
  • GLSL with alphavec4(0.451, 0.106, 0.118, 1.000)
  • HLSL / Metalfloat3(0.451, 0.106, 0.118)
  • Percentage of Red in RGB45.1%
  • Percentage of Green in RGB10.6%
  • Percentage of Blue in RGB11.8%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID731B1E
  • DECIMAL ID7543582
  • Name LengthThis color has no name
  • Seen by search & AI crawlers19 times
  • Counting from2025-01-01

Copyright © 2021-2026 The Official Register of Color Names. All Rights Reserved.

ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.