Information about #373B43 color

#373B43 color image

Basic facts about this digital color

The digital color #373B43 is classified in the Register under the Azure Color Family, with Desaturated and Dark brightness. In numbers: rgb(55, 59, 67) (21.6% red, 23.1% green, 26.3% blue), or CMYK 5 / 3 / 0 / 74 for print. Curious how these numbers work? Read our RGB color codes guide.

#373B43 is a softly muted balanced grey tone that leans clearly toward the dark side. 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 Mine Shaft (#373E41). Its next-closest registered neighbors are Mirage (#373F43) and Metallic Charcoal (#343B40).

In RGB terms — rgb(55, 59, 67) — the blue channel does the heavy lifting here. If you plan to put text on a #373B43 background, choose white — the contrast ratio is 11.2:1 (passing WCAG AAA), while black manages only 1.9:1. For print, note the heavy black component (K:74) — ink coverage matters with tones this deep. No one has named #373B43 so far. Register a name for it and it becomes a permanent record.

#373B43 color variations

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

#373B43 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 #373B43

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

Mine Shaft color link
Mine Shaft

#373E41

Mirage color link
Mirage

#373F43

Black Marlin color link
Black Marlin

#383740

Charade color link
Charade

#394043

Onando color link
Onando

#364141

Revolver color link
Revolver

#37363F

Gotham color link
Gotham

#303B44

Big Stone color link
Big Stone

#334046

Atom color link
Atom

#373A3C

Ship Grey color link
Ship Grey

#3E3A44

Conversions between color systems and etc.

  • HEX#373B43
  • RGB55, 59, 67
  • CMYK5, 3, 0, 74
  • CSSrgb(55, 59, 67)
  • HSL220°, 10%, 24%
  • HSL Precise220°, 9.836%, 23.922%
  • HSV220°, 18%, 26%
  • HSB220°, 18%, 26%
  • Normalized R (0.0–1.0)0.216
  • Normalized G (0.0–1.0)0.231
  • Normalized B (0.0–1.0)0.263
  • GLSLvec3(0.216, 0.231, 0.263)
  • GLSL with alphavec4(0.216, 0.231, 0.263, 1.000)
  • HLSL / Metalfloat3(0.216, 0.231, 0.263)
  • Percentage of Red in RGB21.6%
  • Percentage of Green in RGB23.1%
  • Percentage of Blue in RGB26.3%
  • Color FamilyAzure
  • Saturation FamilyDesaturated
  • Lightness FamilyDark
  • HEX ID373B43
  • DECIMAL ID3619651
  • Name LengthThis color has no name
  • Seen by search & AI crawlers27 times
  • Counting from2025-01-01