Information about #154B5B color

#154B5B color image

Basic facts about this digital color

#154B5B falls into the Cyan Color Family — High Saturation, Dark brightness. The mix behind it: rgb(21, 75, 91) — 8.2% red, 29.4% green, 35.7% blue; the print equivalent is CMYK 27 / 6 / 0 / 64. Curious how these numbers work? Read our RGB color codes guide.

#154B5B presents itself as a strongly colored water-like cyan — one that leans clearly toward the dark side. It is a natural fit for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is a hair away from Nationalist Blue (#174358). Its next-closest registered neighbors are Guru (#154C65) and Retro (#1B5256).

The recipe behind #154B5B is rgb(21, 75, 91), with blue as the dominant ingredient. Accessibility-wise, white text works best on #154B5B: 9.6:1 contrast (passing WCAG AAA) versus 2.2:1 for black. For print, note the heavy black component (K:64) — ink coverage matters with tones this deep. #154B5B has no official name yet. If this shade means something to you, you can be the one to name it.

#154B5B color variations

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

#154B5B 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 #154B5B

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

Guru color link
Guru

#154C65

Retro color link
Retro

#1B5256

Beatnik color link
Beatnik

#1F4F54

Shipshape color link
Shipshape

#21425F

Regal Blue color link
Regal Blue

#203F58

Arapawa color link
Arapawa

#274A5D

JayHawk Blue color link
JayHawk Blue

#194F6E

Wanaka color link
Wanaka

#284962

Conversions between color systems and etc.

  • HEX#154B5B
  • RGB21, 75, 91
  • CMYK27, 6, 0, 64
  • CSSrgb(21, 75, 91)
  • HSL194°, 63%, 22%
  • HSL Precise193.714°, 62.5%, 21.961%
  • HSV194°, 77%, 36%
  • HSB194°, 77%, 36%
  • Normalized R (0.0–1.0)0.082
  • Normalized G (0.0–1.0)0.294
  • Normalized B (0.0–1.0)0.357
  • GLSLvec3(0.082, 0.294, 0.357)
  • GLSL with alphavec4(0.082, 0.294, 0.357, 1.000)
  • HLSL / Metalfloat3(0.082, 0.294, 0.357)
  • Percentage of Red in RGB8.2%
  • Percentage of Green in RGB29.4%
  • Percentage of Blue in RGB35.7%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyDark
  • HEX ID154B5B
  • DECIMAL ID1395547
  • Name LengthThis color has no name
  • Seen by search & AI crawlers21 times
  • Counting from2025-01-01