Information about #305A57 color

#305A57 color image

Basic facts about this digital color

In the Register's classification, #305A57 belongs to the Cyan Color Family, featuring Mild Saturation and Neutral brightness. The mix behind it: rgb(48, 90, 87) — 18.8% red, 35.3% green, 34.1% blue; the print equivalent is CMYK 16 / 0 / 1 / 65. New to color codes? See our guide to RGB color codes.

The color #305A57 reads as a softly balanced cyan and holds a balanced mid-tone. Designers typically reach for tones like this for versatile mid-ground roles, from cards to secondary buttons. In The Official Register of Color Names it is almost identical to Spectra (#2F5A57). Its next-closest registered neighbors are Homegrown (#366154) and Dark Opal (#275953).

In RGB terms — rgb(48, 90, 87) — the green channel does the heavy lifting here. Accessibility-wise, white text works best on #305A57: 7.7:1 contrast (passing WCAG AAA) versus 2.7:1 for black. For print, note the heavy black component (K:65) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #305A57 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#305A57 color variations

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

#305A57 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 #305A57

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

Spectra color link
Spectra

#2F5A57

Homegrown color link
Homegrown

#366154

Dark Opal color link
Dark Opal

#275953

Oracle color link
Oracle

#395555

Eden color link
Eden

#266255

Marathon color link
Marathon

#305563

Blue Dianne color link
Blue Dianne

#35514F

Lucifer color link
Lucifer

#2E5060

Navigate color link
Navigate

#304E5E

#305A57 color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

Conversions between color systems and etc.

  • HEX#305A57
  • RGB48, 90, 87
  • CMYK16, 0, 1, 65
  • CSSrgb(48, 90, 87)
  • HSL176°, 30%, 27%
  • HSL Precise175.714°, 30.435%, 27.059%
  • HSV176°, 47%, 35%
  • HSB176°, 47%, 35%
  • Normalized R (0.0–1.0)0.188
  • Normalized G (0.0–1.0)0.353
  • Normalized B (0.0–1.0)0.341
  • GLSLvec3(0.188, 0.353, 0.341)
  • GLSL with alphavec4(0.188, 0.353, 0.341, 1.000)
  • HLSL / Metalfloat3(0.188, 0.353, 0.341)
  • Percentage of Red in RGB18.8%
  • Percentage of Green in RGB35.3%
  • Percentage of Blue in RGB34.1%
  • Color Family (Hue)Cyan
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID305A57
  • DECIMAL ID3168855
  • Name LengthThis color has no name
  • This page visited897 times
  • Counting from2025-01-01