Information about #51251F color

#51251F color image

Basic facts about this digital color

The digital color #51251F is classified in the Register under the Red Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(81, 37, 31) — 31.8% red, 14.5% green, 12.2% blue — and for print it converts to CMYK 0 / 17 / 20 / 68. New to color codes? See our guide to RGB color codes.

A pleasantly vivid red, #51251F stays on the darker end of the scale. Designers typically reach for tones like this for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is a hair away from Scoria (#532620). Slightly further away sit Rialto (#4C2322) and Nelson Red (#4F2525).

In RGB terms — rgb(81, 37, 31) — the red channel does the heavy lifting here. On this background, white text reaches a 12.8:1 contrast ratio (passing WCAG AAA); black stays at 1.6:1. On paper it relies strongly on black ink (K:68), so proof dark layouts before a large print run. #51251F has no official name yet. If this shade means something to you, you can be the one to name it.

#51251F color variations

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

#51251F 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 #51251F

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

Scoria color link
Scoria

#532620

Rialto color link
Rialto

#4C2322

Nelson Red color link
Nelson Red

#4F2525

Lonestar color link
Lonestar

#522426

Red Baron color link
Red Baron

#511D22

Sofisticata color link
Sofisticata

#4E2D21

Hukanui color link
Hukanui

#572A23

Volcano color link
Volcano

#4E2728

Indian Tan color link
Indian Tan

#4F301F

Conversions between color systems and etc.

  • HEX#51251F
  • RGB81, 37, 31
  • CMYK0, 17, 20, 68
  • CSSrgb(81, 37, 31)
  • HSL7°, 45%, 22%
  • HSL Precise7.2°, 44.643%, 21.961%
  • HSV7°, 62%, 32%
  • HSB7°, 62%, 32%
  • Normalized R (0.0–1.0)0.318
  • Normalized G (0.0–1.0)0.145
  • Normalized B (0.0–1.0)0.122
  • GLSLvec3(0.318, 0.145, 0.122)
  • GLSL with alphavec4(0.318, 0.145, 0.122, 1.000)
  • HLSL / Metalfloat3(0.318, 0.145, 0.122)
  • Percentage of Red in RGB31.8%
  • Percentage of Green in RGB14.5%
  • Percentage of Blue in RGB12.2%
  • Color FamilyRed
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID51251F
  • DECIMAL ID5317919
  • Name LengthThis color has no name
  • Seen by search & AI crawlers21 times
  • Counting from2025-01-01