Information about #1B1C5F color

#1B1C5F color image

Basic facts about this digital color

The digital color #1B1C5F is classified in the Register under the Blue Color Family, with Moderate Saturation and Dark brightness. Its exact recipe is rgb(27, 28, 95) — 10.6% red, 11% green, 37.3% blue — and for print it converts to CMYK 27 / 26 / 0 / 63. New to color codes? See our guide to RGB color codes.

A pleasantly vivid blue, #1B1C5F stays on the darker end of the scale. Designers typically reach for tones like this for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is a near neighbor of Suns Purple (#1D1160). Slightly further away sit Tottenham Navy (#132257) and OSS Blue (#1B2450).

Technically, the mix leans on its blue channel (rgb(27, 28, 95)), which gives #1B1C5F its character. On this background, white text reaches a 15.2:1 contrast ratio (passing WCAG AAA); black stays at 1.4:1. On paper it relies strongly on black ink (K:63), so proof dark layouts before a large print run. #1B1C5F has no official name yet. If this shade means something to you, you can be the one to name it.

#1B1C5F color variations

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

#1B1C5F 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 #1B1C5F

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

Suns Purple color link
Suns Purple

#1D1160

OSS Blue color link
OSS Blue

#1B2450

Blast Off color link
Blast Off

#262857

Visa Blue color link
Visa Blue

#1A1F71

Space Cadet color link
Space Cadet

#1D2951

Delft Blue color link
Delft Blue

#1F305E

Downriver color link
Downriver

#092256

Braves Navy color link
Braves Navy

#13274F

Biscay color link
Biscay

#1B3162

Conversions between color systems and etc.

  • HEX#1B1C5F
  • RGB27, 28, 95
  • CMYK27, 26, 0, 63
  • CSSrgb(27, 28, 95)
  • HSL239°, 56%, 24%
  • HSL Precise239.118°, 55.738%, 23.922%
  • HSV239°, 72%, 37%
  • HSB239°, 72%, 37%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.110
  • Normalized B (0.0–1.0)0.373
  • GLSLvec3(0.106, 0.110, 0.373)
  • GLSL with alphavec4(0.106, 0.110, 0.373, 1.000)
  • HLSL / Metalfloat3(0.106, 0.110, 0.373)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB11%
  • Percentage of Blue in RGB37.3%
  • Color FamilyBlue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID1B1C5F
  • DECIMAL ID1776735
  • Name LengthThis color has no name
  • Seen by search & AI crawlers22 times
  • Counting from2025-01-01