Information about #373545 color

#373545 color image

Basic facts about this digital color

The digital color #373545 is classified in the Register under the Blue Color Family, with Low Saturation and Dark brightness. Its exact recipe is rgb(55, 53, 69) — 21.6% red, 20.8% green, 27.1% blue — and for print it converts to CMYK 5 / 6 / 0 / 73. New to color codes? See our guide to RGB color codes.

A softly toned deep-sea blue, #373545 leans clearly toward the dark side. 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 a hair away from Black Marlin (#383740). Its next-closest registered neighbors are Revolver (#37363F) and Martinique (#3C3748).

In RGB terms — rgb(55, 53, 69) — the blue channel does the heavy lifting here. If you plan to put text on a #373545 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:73) — ink coverage matters with tones this deep. No one has named #373545 so far. Register a name for it and it becomes a permanent record.

#373545 color variations

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

#373545 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 #373545

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

Black Marlin color link
Black Marlin

#383740

Revolver color link
Revolver

#37363F

Martinique color link
Martinique

#3C3748

High Tide color link
High Tide

#32373F

Ship Grey color link
Ship Grey

#3E3A44

Gotham color link
Gotham

#303B44

Catch color link
Catch

#34343C

Vulcan color link
Vulcan

#36383C

Mine Shaft color link
Mine Shaft

#373E41

Checkmate color link
Checkmate

#2F324A

Mirage color link
Mirage

#373F43

Conversions between color systems and etc.

  • HEX#373545
  • RGB55, 53, 69
  • CMYK5, 6, 0, 73
  • CSSrgb(55, 53, 69)
  • HSL248°, 13%, 24%
  • HSL Precise247.5°, 13.115%, 23.922%
  • HSV248°, 23%, 27%
  • HSB248°, 23%, 27%
  • Normalized R (0.0–1.0)0.216
  • Normalized G (0.0–1.0)0.208
  • Normalized B (0.0–1.0)0.271
  • GLSLvec3(0.216, 0.208, 0.271)
  • GLSL with alphavec4(0.216, 0.208, 0.271, 1.000)
  • HLSL / Metalfloat3(0.216, 0.208, 0.271)
  • Percentage of Red in RGB21.6%
  • Percentage of Green in RGB20.8%
  • Percentage of Blue in RGB27.1%
  • Color FamilyBlue
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID373545
  • DECIMAL ID3618117
  • Name LengthThis color has no name
  • Seen by search & AI crawlers7 times
  • Counting from2025-01-01