Information about #374E6B color

#374E6B color image

Basic facts about this digital color

In the Register's classification, #374E6B belongs to the Azure Color Family, featuring Mild Saturation and Neutral brightness. The mix behind it: rgb(55, 78, 107) — 21.6% red, 30.6% green, 42% blue; the print equivalent is CMYK 20 / 11 / 0 / 58. Curious how these numbers work? Read our RGB color codes guide.

#374E6B is a softly balanced azure that holds a balanced mid-tone. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is a hair away from Spinnaker (#2F4D66). Its next-closest registered neighbors are Super Sonic (#374467) and Bellbottom Blue (#2C4C6D).

Technically, the mix leans on its blue channel (rgb(55, 78, 107)), which gives #374E6B its character. If you plan to put text on a #374E6B background, choose white — the contrast ratio is 8.5:1 (passing WCAG AAA), while black manages only 2.5:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#374E6B color variations

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

#374E6B 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 #374E6B

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

Spinnaker color link
Spinnaker

#2F4D66

Super Sonic color link
Super Sonic

#374467

Port Gore color link
Port Gore

#3B436C

Quayside color link
Quayside

#424F71

Marathon color link
Marathon

#305563

Capri color link
Capri

#30436A

Undercurrent color link
Undercurrent

#365C6C

Lucifer color link
Lucifer

#2E5060

Takaka color link
Takaka

#3D4D78

Navigate color link
Navigate

#304E5E

Conversions between color systems and etc.

  • HEX#374E6B
  • RGB55, 78, 107
  • CMYK20, 11, 0, 58
  • CSSrgb(55, 78, 107)
  • HSL213°, 32%, 32%
  • HSL Precise213.462°, 32.099%, 31.765%
  • HSV213°, 49%, 42%
  • HSB213°, 49%, 42%
  • Normalized R (0.0–1.0)0.216
  • Normalized G (0.0–1.0)0.306
  • Normalized B (0.0–1.0)0.420
  • GLSLvec3(0.216, 0.306, 0.420)
  • GLSL with alphavec4(0.216, 0.306, 0.420, 1.000)
  • HLSL / Metalfloat3(0.216, 0.306, 0.420)
  • Percentage of Red in RGB21.6%
  • Percentage of Green in RGB30.6%
  • Percentage of Blue in RGB42%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID374E6B
  • DECIMAL ID3624555
  • Name LengthThis color has no name
  • Seen by search & AI crawlers10 times
  • Counting from2025-01-01