Information about #3B666D color

#3B666D color image

Basic facts about this digital color

#3B666D falls into the Cyan Color Family — Mild Saturation, Neutral brightness. Its exact recipe is rgb(59, 102, 109) — 23.1% red, 40% green, 42.7% blue — and for print it converts to CMYK 20 / 3 / 0 / 57. Curious how these numbers work? Read our RGB color codes guide.

#3B666D is a softly balanced cyan that holds a balanced mid-tone. It is a natural fit for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is practically indistinguishable from Boomtown (#346672). Its next-closest registered neighbors are Undercurrent (#365C6C) and Blue Ashes (#3B5F78).

Technically, the mix leans on its blue channel (rgb(59, 102, 109)), which gives #3B666D its character. Accessibility-wise, white text works best on #3B666D: 6.3:1 contrast (passing WCAG AA) versus 3.3:1 for black. Out of 16,777,216 possible colors, #3B666D is still unnamed — it can be claimed and named in The Official Register of Color Names.

#3B666D color variations

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

#3B666D 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 #3B666D

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

Boomtown color link
Boomtown

#346672

Undercurrent color link
Undercurrent

#365C6C

Blue Ashes color link
Blue Ashes

#3B5F78

Muse color link
Muse

#2E696D

Casal color link
Casal

#2F6168

Tax Break color link
Tax Break

#496569

Blumine color link
Blumine

#305C71

Smalt Blue color link
Smalt Blue

#496267

Vintage Teal color link
Vintage Teal

#3B7577

Bismark color link
Bismark

#486C7A

Conversions between color systems and etc.

  • HEX#3B666D
  • RGB59, 102, 109
  • CMYK20, 3, 0, 57
  • CSSrgb(59, 102, 109)
  • HSL188°, 30%, 33%
  • HSL Precise188.4°, 29.762%, 32.941%
  • HSV188°, 46%, 43%
  • HSB188°, 46%, 43%
  • Normalized R (0.0–1.0)0.231
  • Normalized G (0.0–1.0)0.400
  • Normalized B (0.0–1.0)0.427
  • GLSLvec3(0.231, 0.400, 0.427)
  • GLSL with alphavec4(0.231, 0.400, 0.427, 1.000)
  • HLSL / Metalfloat3(0.231, 0.400, 0.427)
  • Percentage of Red in RGB23.1%
  • Percentage of Green in RGB40%
  • Percentage of Blue in RGB42.7%
  • Color FamilyCyan
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID3B666D
  • DECIMAL ID3892845
  • Name LengthThis color has no name
  • Seen by search & AI crawlers28 times
  • Counting from2025-01-01