Information about #A31919 color

#A31919 color image

Basic facts about this digital color

The digital color #A31919 is classified in the Register under the Red Color Family, with High Saturation and Neutral brightness. Its exact recipe is rgb(163, 25, 25) — 63.9% red, 9.8% green, 9.8% blue — and for print it converts to CMYK 0 / 54 / 54 / 36. Curious how these numbers work? Read our RGB color codes guide.

A energetic, saturated earthy red, #A31919 sits comfortably between light and dark. Expect to see shades like this in bold branding moments and attention-grabbing details. In The Official Register of Color Names it is a hair away from Pulse (#A41D19). Nearby in the Register you will also find Spartan Crimson (#9E1316) and Ruby Red (#9B111E).

The recipe behind #A31919 is rgb(163, 25, 25), with red as the dominant ingredient. If you plan to put text on a #A31919 background, choose white — the contrast ratio is 7.7:1 (passing WCAG AAA), while black manages only 2.7:1. #A31919 has no official name yet. If this shade means something to you, you can be the one to name it.

#A31919 color variations

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

#A31919 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

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

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

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

Tetradic

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

Tetradic color scheme

Square

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

Square color scheme

Nearest named colors to #A31919

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

Pulse color link
Pulse

#A41D19

Ruby Red color link
Ruby Red

#9B111E

Tabasco color link
Tabasco

#A02712

Del Toro color link
Del Toro

#B11D20

Carnelian color link
Carnelian

#B31B1B

Rambutan Red color link
Rambutan Red

#A72127

Vintage Red color link
Vintage Red

#AF2413

Bonfire color link
Bonfire

#A62A20

Rufous color link
Rufous

#A81C07

Firebrick color link
Firebrick

#B22222

Conversions between color systems and etc.

  • HEX#A31919
  • RGB163, 25, 25
  • CMYK0, 54, 54, 36
  • CSSrgb(163, 25, 25)
  • HSL0°, 73%, 37%
  • HSL Precise0°, 73.404%, 36.863%
  • HSV0°, 85%, 64%
  • HSB0°, 85%, 64%
  • Normalized R (0.0–1.0)0.639
  • Normalized G (0.0–1.0)0.098
  • Normalized B (0.0–1.0)0.098
  • GLSLvec3(0.639, 0.098, 0.098)
  • GLSL with alphavec4(0.639, 0.098, 0.098, 1.000)
  • HLSL / Metalfloat3(0.639, 0.098, 0.098)
  • Percentage of Red in RGB63.9%
  • Percentage of Green in RGB9.8%
  • Percentage of Blue in RGB9.8%
  • Color FamilyRed
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX IDA31919
  • DECIMAL ID10688793
  • Name LengthThis color has no name
  • Seen by search & AI crawlers23 times
  • Counting from2025-01-01