Information about #355D66 color

#355D66 color image

Basic facts about this digital color

#355D66 falls into the Cyan Color Family — Mild Saturation, Neutral brightness. Its exact recipe is rgb(53, 93, 102) — 20.8% red, 36.5% green, 40% blue — and for print it converts to CMYK 19 / 4 / 0 / 60. Curious how these numbers work? Read our RGB color codes guide.

#355D66 is a softly balanced water-like cyan that sits comfortably between light and dark. It is a natural fit for balanced palettes where no single element should shout. In The Official Register of Color Names it is practically indistinguishable from Undercurrent (#365C6C). Nearby in the Register you will also find Casal (#2F6168) and Marathon (#305563).

The recipe behind #355D66 is rgb(53, 93, 102), with blue as the dominant ingredient. On this background, white text reaches a 7.2:1 contrast ratio (passing WCAG AAA); black stays at 2.9:1. On paper it relies strongly on black ink (K:60), so proof dark layouts before a large print run. No one has named #355D66 so far. Register a name for it and it becomes a permanent record.

#355D66 color variations

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

#355D66 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 #355D66

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

Casal color link
Casal

#2F6168

Marathon color link
Marathon

#305563

Blumine color link
Blumine

#305C71

Boomtown color link
Boomtown

#346672

Muse color link
Muse

#2E696D

Lucifer color link
Lucifer

#2E5060

Spectra color link
Spectra

#2F5A57

San Juan color link
San Juan

#445761

Spinnaker color link
Spinnaker

#2F4D66

Timekeeper color link
Timekeeper

#41595A

Conversions between color systems and etc.

  • HEX#355D66
  • RGB53, 93, 102
  • CMYK19, 4, 0, 60
  • CSSrgb(53, 93, 102)
  • HSL191°, 32%, 30%
  • HSL Precise191.02°, 31.613%, 30.392%
  • HSV191°, 48%, 40%
  • HSB191°, 48%, 40%
  • Normalized R (0.0–1.0)0.208
  • Normalized G (0.0–1.0)0.365
  • Normalized B (0.0–1.0)0.400
  • GLSLvec3(0.208, 0.365, 0.400)
  • GLSL with alphavec4(0.208, 0.365, 0.400, 1.000)
  • HLSL / Metalfloat3(0.208, 0.365, 0.400)
  • Percentage of Red in RGB20.8%
  • Percentage of Green in RGB36.5%
  • Percentage of Blue in RGB40%
  • Color FamilyCyan
  • Saturation FamilyMild Saturation
  • Lightness FamilyNeutral
  • HEX ID355D66
  • DECIMAL ID3497318
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01