Information about #1B3993 color

#1B3993 color image

Basic facts about this digital color

The digital color #1B3993 is classified in the Register under the Blue Color Family, with High Saturation and Neutral brightness. In numbers: rgb(27, 57, 147) (10.6% red, 22.4% green, 57.6% blue), or CMYK 47 / 35 / 0 / 42 for print. Curious how these numbers work? Read our RGB color codes guide.

The color #1B3993 reads as a energetic, saturated blue and sits comfortably between light and dark. Expect to see shades like this in bold branding moments and attention-grabbing details. In The Official Register of Color Names it is very close to Warriors Blue (#1D428A). Nearby in the Register you will also find Luxury Blue (#1F2B8F) and Cobalt (#1E488F).

Technically, the mix leans on its blue channel (rgb(27, 57, 147)), which gives #1B3993 its character. If you plan to put text on a #1B3993 background, choose white — the contrast ratio is 10.2:1 (passing WCAG AAA), while black manages only 2.1:1. #1B3993 has no official name yet. If this shade means something to you, you can be the one to name it.

#1B3993 color variations

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

#1B3993 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 #1B3993

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

Conversions between color systems and etc.

  • HEX#1B3993
  • RGB27, 57, 147
  • CMYK47, 35, 0, 42
  • CSSrgb(27, 57, 147)
  • HSL225°, 69%, 34%
  • HSL Precise225°, 68.966%, 34.118%
  • HSV225°, 82%, 58%
  • HSB225°, 82%, 58%
  • Normalized R (0.0–1.0)0.106
  • Normalized G (0.0–1.0)0.224
  • Normalized B (0.0–1.0)0.576
  • GLSLvec3(0.106, 0.224, 0.576)
  • GLSL with alphavec4(0.106, 0.224, 0.576, 1.000)
  • HLSL / Metalfloat3(0.106, 0.224, 0.576)
  • Percentage of Red in RGB10.6%
  • Percentage of Green in RGB22.4%
  • Percentage of Blue in RGB57.6%
  • Color FamilyBlue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID1B3993
  • DECIMAL ID1784211
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01