Information about #31383C color

#31383C color image

Basic facts about this digital color

In the Register's classification, #31383C belongs to the Azure Color Family, featuring Low Saturation and Dark brightness. The mix behind it: rgb(49, 56, 60) — 19.2% red, 22% green, 23.5% blue; the print equivalent is CMYK 4 / 2 / 0 / 76. New to color codes? See our guide to RGB color codes.

The color #31383C reads as a gently muted sky-leaning azure and 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 almost identical to High Tide (#32373F). Nearby in the Register you will also find Shark (#34363A) and Woody Bay (#33343A).

Technically, the mix leans on its blue channel (rgb(49, 56, 60)), which gives #31383C its character. If you plan to put text on a #31383C background, choose white — the contrast ratio is 11.9:1 (passing WCAG AAA), while black manages only 1.8:1. For print, note the heavy black component (K:76) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #31383C is still unnamed — it can be claimed and named in The Official Register of Color Names.

#31383C color variations

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

#31383C 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 #31383C

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

High Tide color link
High Tide

#32373F

Shark color link
Shark

#34363A

Woody Bay color link
Woody Bay

#33343A

Catch color link
Catch

#34343C

Onyx color link
Onyx

#353839

Vulcan color link
Vulcan

#36383C

Atom color link
Atom

#373A3C

Revolver color link
Revolver

#37363F

Gumboot color link
Gumboot

#313337

Dark Grey color link
Dark Grey

#363737

Grey Friars color link
Grey Friars

#313436

Conversions between color systems and etc.

  • HEX#31383C
  • RGB49, 56, 60
  • CMYK4, 2, 0, 76
  • CSSrgb(49, 56, 60)
  • HSL202°, 10%, 21%
  • HSL Precise201.818°, 10.092%, 21.373%
  • HSV202°, 18%, 24%
  • HSB202°, 18%, 24%
  • Normalized R (0.0–1.0)0.192
  • Normalized G (0.0–1.0)0.220
  • Normalized B (0.0–1.0)0.235
  • GLSLvec3(0.192, 0.220, 0.235)
  • GLSL with alphavec4(0.192, 0.220, 0.235, 1.000)
  • HLSL / Metalfloat3(0.192, 0.220, 0.235)
  • Percentage of Red in RGB19.2%
  • Percentage of Green in RGB22%
  • Percentage of Blue in RGB23.5%
  • Color FamilyAzure
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID31383C
  • DECIMAL ID3225660
  • Name LengthThis color has no name
  • Seen by search & AI crawlers22 times
  • Counting from2025-01-01