Information about #EF1F31 color

#EF1F31 color image

Basic facts about this digital color

The digital color #EF1F31 is classified in the Register under the Red Color Family, with Full Saturation and Light brightness. In numbers: rgb(239, 31, 49) (93.7% red, 12.2% green, 19.2% blue), or CMYK 0 / 82 / 75 / 6 for print. Curious how these numbers work? Read our RGB color codes guide.

#EF1F31 is a pure, full-strength warm red that carries an easy, daylight feel. It is a natural fit for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is almost identical to Sprint Red (#EC2131). Slightly further away sit Burger King Red (#EC242D) and Imperial Red (#ED2939).

Technically, the mix leans on its red channel (rgb(239, 31, 49)), which gives #EF1F31 its character. On this background, black text reaches a 4.9:1 contrast ratio (passing WCAG AA); white stays at 4.3:1. Out of 16,777,216 possible colors, #EF1F31 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#EF1F31 color variations

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

#EF1F31 color tints

Tints look brighter, pastel, and less intense.
#EF1F31

Color has no name
#F24B59

Color has no name
#F57882

Color has no name
#F8A5AC

Color has no name
#FBD2D5

Color has no name
White

#FFFFFF

#EF1F31 color shades

Shades look darker, richer, and more solid.
#EF1F31

Color has no name
#CA0E1D

Color has no name
#970A16

Color has no name
#65070E

Color has no name
#320307

Color has no name
Black

#000000

#EF1F31 color tones

Tones looks more sophisticated and complex than base colors.
#EF1F31

Color has no name
#DA313F

Color has no name
#C4434E

Color has no name
#AD575E

Color has no name
#966B6E

Color has no name
Grey

#808080

#EF1F31 color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#D7EF1E

Color has no name
#EFB41E

Color has no name
#EF601E

Color has no name
#EF1F31

Color has no name
#EF1E83

Color has no name
#EF1ED7

Color has no name
#B41EEF

Color has no name

#EF1F31 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
#EF1F31
#EF1F31

Color has no name

#1FEFDE
#1FEFDE

Color has no name

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
#EF1F31
#EF1F31

Color has no name

#1F99EF
#1F99EF

Color has no name

#1FEF76
#1FEF76

Color has no name

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
#EF761F
#EF761F

Color has no name

#EF1F31
#EF1F31

Color has no name

#EF1F99
#EF1F99

Color has no name

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
#EF1F31
#EF1F31

Color has no name

#30EF1F
#30EF1F

Color has no name

#1F30EF
#1F30EF

Color has no name

Tetradic

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

Tetradic color scheme
#EF1F31
#EF1F31

Color has no name

#EFDE1F
#EFDE1F

Color has no name

#1FEFDE
#1FEFDE

Color has no name

#1F30EF
#1F30EF

Color has no name

Square

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

Square color scheme
#EF1F31
#EF1F31

Color has no name

#99EF1F
#99EF1F

Color has no name

#1FEFDE
#1FEFDE

Color has no name

#761FEF
#761FEF

Color has no name

Nearest named colors to #EF1F31

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

Sprint Red color link
Sprint Red

#EC2131

Burger King Red color link
Burger King Red

#EC242D

Imperial Red color link
Imperial Red

#ED2939

Husker Red color link
Husker Red

#E41C38

Phillies Red color link
Phillies Red

#E81828

Rose Madder color link
Rose Madder

#E32636

Chiefs Red color link
Chiefs Red

#E31837

Opera Red color link
Opera Red

#FF1B2D

Geranium Lake color link
Geranium Lake

#E31230

Red-Orange color link
Red-Orange

#E32224

Deep Carmine Pink color link
Deep Carmine Pink

#EF3038

Vibrant Red color link
Vibrant Red

#FF272A

#EF1F31 color backgrounds & wallpapers

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

#EF1F31 color image #EF1F31 color ORCN HD wallpaper 3840x2160 (Desktop)
#EF1F31 color image #EF1F31 color ORCN HD wallpaper 1170x2532 (Mobile)
#EF1F31 color image #EF1F31 color solid HD wallpaper 3840x2160 (Desktop)
#EF1F31 color image #EF1F31 color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#EF1F31
  • RGB239, 31, 49
  • CMYK0, 82, 75, 6
  • CSSrgb(239, 31, 49)
  • HSL355°, 87%, 53%
  • HSL Precise354.808°, 86.667%, 52.941%
  • HSV355°, 87%, 94%
  • HSB355°, 87%, 94%
  • Normalized R (0.0–1.0)0.937
  • Normalized G (0.0–1.0)0.122
  • Normalized B (0.0–1.0)0.192
  • GLSLvec3(0.937, 0.122, 0.192)
  • GLSL with alphavec4(0.937, 0.122, 0.192, 1.000)
  • HLSL / Metalfloat3(0.937, 0.122, 0.192)
  • Percentage of Red in RGB93.7%
  • Percentage of Green in RGB12.2%
  • Percentage of Blue in RGB19.2%
  • Color FamilyRed
  • Saturation FamilyFull Saturation
  • Lightness FamilyLight
  • HEX IDEF1F31
  • DECIMAL ID15671089
  • Name LengthThis color has no name
  • This page visited0 times
  • Counting from2025-01-01

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