Information about #232531 color

#232531 color image

Basic facts about this digital color

In the Register's classification, #232531 belongs to the Blue Color Family, featuring Low Saturation and Dark brightness. In numbers: rgb(35, 37, 49) (13.7% red, 14.5% green, 19.2% blue), or CMYK 5 / 5 / 0 / 81 for print. Curious how these numbers work? Read our RGB color codes guide.

#232531 presents itself as a gently muted blue — one that carries a shadowy depth. It is a natural fit for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is almost identical to Indian Ink (#232732). Nearby in the Register you will also find Cinder (#242A2E) and Black Russian (#24252B).

Technically, the mix leans on its blue channel (rgb(35, 37, 49)), which gives #232531 its character. If you plan to put text on a #232531 background, choose white — the contrast ratio is 15.2:1 (passing WCAG AAA), while black manages only 1.4:1. On paper it relies strongly on black ink (K:81), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #232531 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#232531 color variations

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

#232531 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 #232531

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

Indian Ink color link
Indian Ink

#232732

Cinder color link
Cinder

#242A2E

Shadowland color link
Shadowland

#26272C

Wine Trail color link
Wine Trail

#27292D

Black Pearl color link
Black Pearl

#1E272C

Jaguar color link
Jaguar

#29292F

Daytona color link
Daytona

#1E222C

Nite Life color link
Nite Life

#1D2134

Dark color link
Dark

#1B2431

Conversions between color systems and etc.

  • HEX#232531
  • RGB35, 37, 49
  • CMYK5, 5, 0, 81
  • CSSrgb(35, 37, 49)
  • HSL231°, 17%, 16%
  • HSL Precise231.429°, 16.667%, 16.471%
  • HSV231°, 29%, 19%
  • HSB231°, 29%, 19%
  • Normalized R (0.0–1.0)0.137
  • Normalized G (0.0–1.0)0.145
  • Normalized B (0.0–1.0)0.192
  • GLSLvec3(0.137, 0.145, 0.192)
  • GLSL with alphavec4(0.137, 0.145, 0.192, 1.000)
  • HLSL / Metalfloat3(0.137, 0.145, 0.192)
  • Percentage of Red in RGB13.7%
  • Percentage of Green in RGB14.5%
  • Percentage of Blue in RGB19.2%
  • Color FamilyBlue
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID232531
  • DECIMAL ID2303281
  • Name LengthThis color has no name
  • This page visited1 times
  • Counting from2025-01-01