Information about #42657B color

#42657B color image

Basic facts about this digital color

The digital color #42657B is classified in the Register under the Azure Color Family, with Mild Saturation and Neutral brightness. In numbers: rgb(66, 101, 123) (25.9% red, 39.6% green, 48.2% blue), or CMYK 22 / 9 / 0 / 52 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #42657B reads as a softly balanced steel-blue azure and holds a balanced mid-tone. Expect to see shades like this in understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from Bismark (#486C7A). Its next-closest registered neighbors are Blue Ashes (#3B5F78) and Wavelength (#3C6886).

In RGB terms — rgb(66, 101, 123) — the blue channel does the heavy lifting here. If you plan to put text on a #42657B background, choose white — the contrast ratio is 6.2:1 (passing WCAG AA), while black manages only 3.4:1. Like most of the 16.7 million digital colors, this one is still waiting for a name — naming it takes a minute.

#42657B color variations

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

#42657B 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 #42657B

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

Bismark color link
Bismark

#486C7A

Blue Ashes color link
Blue Ashes

#3B5F78

Wavelength color link
Wavelength

#3C6886

Chambray color link
Chambray

#475877

Matisse color link
Matisse

#365C7D

Seachange color link
Seachange

#4E6E81

Boomtown color link
Boomtown

#346672

Streetwise color link
Streetwise

#4F6971

Wedgewood color link
Wedgewood

#4C6B88

Slate color link
Slate

#516572

Conversions between color systems and etc.

  • HEX#42657B
  • RGB66, 101, 123
  • CMYK22, 9, 0, 52
  • CSSrgb(66, 101, 123)
  • HSL203°, 30%, 37%
  • HSL Precise203.158°, 30.159%, 37.059%
  • HSV203°, 46%, 48%
  • HSB203°, 46%, 48%
  • Normalized R (0.0–1.0)0.259
  • Normalized G (0.0–1.0)0.396
  • Normalized B (0.0–1.0)0.482
  • GLSLvec3(0.259, 0.396, 0.482)
  • GLSL with alphavec4(0.259, 0.396, 0.482, 1.000)
  • HLSL / Metalfloat3(0.259, 0.396, 0.482)
  • Percentage of Red in RGB25.9%
  • Percentage of Green in RGB39.6%
  • Percentage of Blue in RGB48.2%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID42657B
  • DECIMAL ID4351355
  • Name LengthThis color has no name
  • Seen by search & AI crawlers11 times
  • Counting from2025-01-01