Information about #231F18 color

#231F18 color image

Basic facts about this digital color

In the Register's classification, #231F18 belongs to the Orange Color Family, featuring Low Saturation and Dark brightness. In numbers: rgb(35, 31, 24) (13.7% red, 12.2% green, 9.4% blue), or CMYK 0 / 2 / 4 / 86 for print. New to color codes? See our guide to RGB color codes.

A gently muted orange, #231F18 carries a shadowy depth. Designers typically reach for tones like this for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is practically indistinguishable from Top Gear (#24221A). Nearby in the Register you will also find Sooty (#281D19) and Yellowish Black (#1D1D1A).

In RGB terms — rgb(35, 31, 24) — the red channel does the heavy lifting here. If you plan to put text on a #231F18 background, choose white — the contrast ratio is 16.4:1 (passing WCAG AAA), while black manages only 1.3:1. On paper it relies strongly on black ink (K:86), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #231F18 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#231F18 color variations

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

#231F18 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 #231F18

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

Top Gear color link
Top Gear

#24221A

Sooty color link
Sooty

#281D19

Blackout color link
Blackout

#211916

Pastel Black color link
Pastel Black

#1D1C1A

Cosmonaut color link
Cosmonaut

#26211F

Ink color link
Ink

#27221F

Loyal color link
Loyal

#28191D

Conversions between color systems and etc.

  • HEX#231F18
  • RGB35, 31, 24
  • CMYK0, 2, 4, 86
  • CSSrgb(35, 31, 24)
  • HSL38°, 19%, 12%
  • HSL Precise38.182°, 18.644%, 11.569%
  • HSV38°, 31%, 14%
  • HSB38°, 31%, 14%
  • Normalized R (0.0–1.0)0.137
  • Normalized G (0.0–1.0)0.122
  • Normalized B (0.0–1.0)0.094
  • GLSLvec3(0.137, 0.122, 0.094)
  • GLSL with alphavec4(0.137, 0.122, 0.094, 1.000)
  • HLSL / Metalfloat3(0.137, 0.122, 0.094)
  • Percentage of Red in RGB13.7%
  • Percentage of Green in RGB12.2%
  • Percentage of Blue in RGB9.4%
  • Color FamilyOrange
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID231F18
  • DECIMAL ID2301720
  • Name LengthThis color has no name
  • Seen by search & AI crawlers8 times
  • Counting from2025-01-01