Information about #1D337B color

#1D337B color image

Basic facts about this digital color

The digital color #1D337B is classified in the Register under the Blue Color Family, with High Saturation and Neutral brightness. In numbers: rgb(29, 51, 123) (11.4% red, 20% green, 48.2% blue), or CMYK 37 / 28 / 0 / 52 for print. Curious how these numbers work? Read our RGB color codes guide.

#1D337B is a vivid, lively blue that occupies the middle of the lightness scale. It is a natural fit for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is almost identical to Lapis Blue (#15317E). Slightly further away sit Astronaut (#283A77) and Submerge (#113775).

Technically, the mix leans on its blue channel (rgb(29, 51, 123)), which gives #1D337B its character. On this background, white text reaches a 11.6:1 contrast ratio (passing WCAG AAA); black stays at 1.8:1. #1D337B has no official name yet. If this shade means something to you, you can be the one to name it.

#1D337B color variations

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

#1D337B 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 #1D337B

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

Lapis Blue color link
Lapis Blue

#15317E

Astronaut color link
Astronaut

#283A77

Submerge color link
Submerge

#113775

Cubs Blue color link
Cubs Blue

#0E3386

Wet N Wild color link
Wet N Wild

#254375

Confidante color link
Confidante

#233167

Apollo Blue color link
Apollo Blue

#163968

Luxury Blue color link
Luxury Blue

#1F2B8F

Zoop De Loop color link
Zoop De Loop

#254683

Conversions between color systems and etc.

  • HEX#1D337B
  • RGB29, 51, 123
  • CMYK37, 28, 0, 52
  • CSSrgb(29, 51, 123)
  • HSL226°, 62%, 30%
  • HSL Precise225.957°, 61.842%, 29.804%
  • HSV226°, 76%, 48%
  • HSB226°, 76%, 48%
  • Normalized R (0.0–1.0)0.114
  • Normalized G (0.0–1.0)0.200
  • Normalized B (0.0–1.0)0.482
  • GLSLvec3(0.114, 0.200, 0.482)
  • GLSL with alphavec4(0.114, 0.200, 0.482, 1.000)
  • HLSL / Metalfloat3(0.114, 0.200, 0.482)
  • Percentage of Red in RGB11.4%
  • Percentage of Green in RGB20%
  • Percentage of Blue in RGB48.2%
  • Color FamilyBlue
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID1D337B
  • DECIMAL ID1913723
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01