Information about #1B425F color

#1B425F color image

Basic facts about this digital color

The digital color #1B425F is classified in the Register under the Azure Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(27, 66, 95) — 10.6% red, 25.9% green, 37.3% blue — and for print it converts to CMYK 27 / 11 / 0 / 63. New to color codes? See our guide to RGB color codes.

#1B425F presents itself as a pleasantly vivid azure — one that carries a shadowy depth. In practice it works well for night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is practically indistinguishable from Shipshape (#21425F). Nearby in the Register you will also find Nationalist Blue (#174358) and Astronaut Blue (#214559).

In RGB terms — rgb(27, 66, 95) — the blue channel does the heavy lifting here. If you plan to put text on a #1B425F background, choose white — the contrast ratio is 10.5:1 (passing WCAG AAA), while black manages only 2.0:1. On paper it relies strongly on black ink (K:63), so proof dark layouts before a large print run. Out of 16,777,216 possible colors, #1B425F is still unnamed — it can be claimed and named in The Official Register of Color Names.

#1B425F color variations

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

#1B425F 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 #1B425F

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

Shipshape color link
Shipshape

#21425F

Regal Blue color link
Regal Blue

#203F58

Cello color link
Cello

#1E385B

Guru color link
Guru

#154C65

Dark Azure color link
Dark Azure

#274059

Apollo Blue color link
Apollo Blue

#163968

Blue Clouds color link
Blue Clouds

#273C5A

Arapawa color link
Arapawa

#274A5D

Wanaka color link
Wanaka

#284962

Conversions between color systems and etc.

  • HEX#1B425F
  • RGB27, 66, 95
  • CMYK27, 11, 0, 63
  • CSSrgb(27, 66, 95)
  • HSL206°, 56%, 24%
  • HSL Precise205.588°, 55.738%, 23.922%
  • HSV206°, 72%, 37%
  • HSB206°, 72%, 37%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.259
  • Normalized B (0.0–1.0)0.373
  • GLSLvec3(0.106, 0.259, 0.373)
  • GLSL with alphavec4(0.106, 0.259, 0.373, 1.000)
  • HLSL / Metalfloat3(0.106, 0.259, 0.373)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB25.9%
  • Percentage of Blue in RGB37.3%
  • Color FamilyAzure
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1B425F
  • DECIMAL ID1786463
  • Name LengthThis color has no name
  • Seen by search & AI crawlers8 times
  • Counting from2025-01-01