Information about #305C64 color

#305C64 color image

Basic facts about this digital color

The digital color #305C64 is classified in the Register under the Cyan Color Family, with Mild Saturation and Neutral brightness. In numbers: rgb(48, 92, 100) (18.8% red, 36.1% green, 39.2% blue), or CMYK 20 / 3 / 0 / 61 for print. New to color codes? See our guide to RGB color codes.

The color #305C64 reads as a mildly saturated cyan and occupies the middle of the lightness scale. Designers typically reach for tones like this for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Casal (#2F6168). Slightly further away sit Marathon (#305563) and Undercurrent (#365C6C).

Technically, the mix leans on its blue channel (rgb(48, 92, 100)), which gives #305C64 its character. On this background, white text reaches a 7.4:1 contrast ratio (passing WCAG AAA); black stays at 2.8:1. On paper it relies strongly on black ink (K:61), so proof dark layouts before a large print run. #305C64 has no official name yet. If this shade means something to you, you can be the one to name it.

#305C64 color variations

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

#305C64 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 #305C64

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

Casal color link
Casal

#2F6168

Marathon color link
Marathon

#305563

Undercurrent color link
Undercurrent

#365C6C

Lucifer color link
Lucifer

#2E5060

Blumine color link
Blumine

#305C71

Spectra color link
Spectra

#2F5A57

Spinnaker color link
Spinnaker

#2F4D66

Navigate color link
Navigate

#304E5E

Globe color link
Globe

#256761

Muse color link
Muse

#2E696D

Conversions between color systems and etc.

  • HEX#305C64
  • RGB48, 92, 100
  • CMYK20, 3, 0, 61
  • CSSrgb(48, 92, 100)
  • HSL189°, 35%, 29%
  • HSL Precise189.231°, 35.135%, 29.02%
  • HSV189°, 52%, 39%
  • HSB189°, 52%, 39%
  • Normalized R (0.0–1.0)0.188
  • Normalized G (0.0–1.0)0.361
  • Normalized B (0.0–1.0)0.392
  • GLSLvec3(0.188, 0.361, 0.392)
  • GLSL with alphavec4(0.188, 0.361, 0.392, 1.000)
  • HLSL / Metalfloat3(0.188, 0.361, 0.392)
  • Percentage of Red in RGB18.8%
  • Percentage of Green in RGB36.1%
  • Percentage of Blue in RGB39.2%
  • Color FamilyCyan
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID305C64
  • DECIMAL ID3169380
  • Name LengthThis color has no name
  • Seen by search & AI crawlers12 times
  • Counting from2025-01-01