Information about #3F5E6B color

#3F5E6B color image

Basic facts about this digital color

The digital color #3F5E6B is classified in the Register under the Azure Color Family, with Mild Saturation and Neutral brightness. In numbers: rgb(63, 94, 107) (24.7% red, 36.9% green, 42% blue), or CMYK 17 / 5 / 0 / 58 for print. Curious how these numbers work? Read our RGB color codes guide.

#3F5E6B is a mildly saturated azure that sits comfortably between light and dark. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Undercurrent (#365C6C). Nearby in the Register you will also find Dalek (#475769) and Smalt Blue (#496267).

Technically, the mix leans on its blue channel (rgb(63, 94, 107)), which gives #3F5E6B its character. If you plan to put text on a #3F5E6B background, choose white — the contrast ratio is 6.9:1 (passing WCAG AA), while black manages only 3.0:1. Out of 16,777,216 possible colors, #3F5E6B is still unnamed — it can be claimed and named in The Official Register of Color Names.

#3F5E6B color variations

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

#3F5E6B 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 #3F5E6B

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

Undercurrent color link
Undercurrent

#365C6C

Dalek color link
Dalek

#475769

Smalt Blue color link
Smalt Blue

#496267

Tax Break color link
Tax Break

#496569

San Juan color link
San Juan

#445761

Blue Ashes color link
Blue Ashes

#3B5F78

East Bay color link
East Bay

#47526E

Boomtown color link
Boomtown

#346672

Fiord color link
Fiord

#4B5A62

Conversions between color systems and etc.

  • HEX#3F5E6B
  • RGB63, 94, 107
  • CMYK17, 5, 0, 58
  • CSSrgb(63, 94, 107)
  • HSL198°, 26%, 33%
  • HSL Precise197.727°, 25.882%, 33.333%
  • HSV198°, 41%, 42%
  • HSB198°, 41%, 42%
  • Normalized R (0.0–1.0)0.247
  • Normalized G (0.0–1.0)0.369
  • Normalized B (0.0–1.0)0.420
  • GLSLvec3(0.247, 0.369, 0.420)
  • GLSL with alphavec4(0.247, 0.369, 0.420, 1.000)
  • HLSL / Metalfloat3(0.247, 0.369, 0.420)
  • Percentage of Red in RGB24.7%
  • Percentage of Green in RGB36.9%
  • Percentage of Blue in RGB42%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID3F5E6B
  • DECIMAL ID4152939
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01