Information about #305A4D color

#305A4D color image

Basic facts about this digital color

#305A4D falls into the Spring Green Color Family — Mild Saturation, Neutral brightness. Its exact recipe is rgb(48, 90, 77) — 18.8% red, 35.3% green, 30.2% blue — and for print it converts to CMYK 16 / 0 / 5 / 65. Curious how these numbers work? Read our RGB color codes guide.

#305A4D is a mildly saturated spring green that occupies the middle of the lightness scale. It is a natural fit for balanced palettes where no single element should shout. In The Official Register of Color Names it is very close to Spectra (#2F5A57). Slightly further away sit Blue Dianne (#35514F) and Dark Opal (#275953).

Technically, the mix leans on its green channel (rgb(48, 90, 77)), which gives #305A4D its character. On this background, white text reaches a 7.8:1 contrast ratio (passing WCAG AAA); black stays at 2.7:1. On paper it relies strongly on black ink (K:65), so proof dark layouts before a large print run. #305A4D has no official name yet. If this shade means something to you, you can be the one to name it.

#305A4D color variations

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

#305A4D 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 #305A4D

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

Blue Dianne color link
Blue Dianne

#35514F

Dark Opal color link
Dark Opal

#275953

Homegrown color link
Homegrown

#366154

Evening Sea color link
Evening Sea

#26604F

Poker Green color link
Poker Green

#35654D

Alfresco color link
Alfresco

#34664F

Oracle color link
Oracle

#395555

Espirit color link
Espirit

#354E51

Plantation color link
Plantation

#3E594C

Conversions between color systems and etc.

  • HEX#305A4D
  • RGB48, 90, 77
  • CMYK16, 0, 5, 65
  • CSSrgb(48, 90, 77)
  • HSL161°, 30%, 27%
  • HSL Precise161.429°, 30.435%, 27.059%
  • HSV161°, 47%, 35%
  • HSB161°, 47%, 35%
  • Normalized R (0.0–1.0)0.188
  • Normalized G (0.0–1.0)0.353
  • Normalized B (0.0–1.0)0.302
  • GLSLvec3(0.188, 0.353, 0.302)
  • GLSL with alphavec4(0.188, 0.353, 0.302, 1.000)
  • HLSL / Metalfloat3(0.188, 0.353, 0.302)
  • Percentage of Red in RGB18.8%
  • Percentage of Green in RGB35.3%
  • Percentage of Blue in RGB30.2%
  • Color FamilySpring Green
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID305A4D
  • DECIMAL ID3168845
  • Name LengthThis color has no name
  • Seen by search & AI crawlers15 times
  • Counting from2025-01-01