Information about #2B337D color

#2B337D color image

Basic facts about this digital color

The digital color #2B337D is classified in the Register under the Blue Color Family, with Moderate Saturation and Neutral brightness. Its exact recipe is rgb(43, 51, 125) — 16.9% red, 20% green, 49% blue — and for print it converts to CMYK 32 / 29 / 0 / 51. Curious how these numbers work? Read our RGB color codes guide.

#2B337D presents itself as a clearly saturated deep-sea blue — one that holds a balanced mid-tone. It is a natural fit for understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is practically indistinguishable from Astronaut (#283A77). Its next-closest registered neighbors are Blue Whale (#342D7E) and Believe (#352F77).

The recipe behind #2B337D is rgb(43, 51, 125), with blue as the dominant ingredient. If you plan to put text on a #2B337D background, choose white — the contrast ratio is 11.2:1 (passing WCAG AAA), while black manages only 1.9:1. No one has named #2B337D so far. Register a name for it and it becomes a permanent record.

#2B337D color variations

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

#2B337D 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 #2B337D

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

Astronaut color link
Astronaut

#283A77

Blue Whale color link
Blue Whale

#342D7E

Believe color link
Believe

#352F77

Picotee Blue color link
Picotee Blue

#2E2787

Sea World color link
Sea World

#323F75

Torea Bay color link
Torea Bay

#353D75

Kudos color link
Kudos

#353A8B

Wet N Wild color link
Wet N Wild

#254375

Minsk color link
Minsk

#3F307F

Conversions between color systems and etc.

  • HEX#2B337D
  • RGB43, 51, 125
  • CMYK32, 29, 0, 51
  • CSSrgb(43, 51, 125)
  • HSL234°, 49%, 33%
  • HSL Precise234.146°, 48.81%, 32.941%
  • HSV234°, 66%, 49%
  • HSB234°, 66%, 49%
  • Normalized R (0.0–1.0)0.169
  • Normalized G (0.0–1.0)0.200
  • Normalized B (0.0–1.0)0.490
  • GLSLvec3(0.169, 0.200, 0.490)
  • GLSL with alphavec4(0.169, 0.200, 0.490, 1.000)
  • HLSL / Metalfloat3(0.169, 0.200, 0.490)
  • Percentage of Red in RGB16.9%
  • Percentage of Green in RGB20%
  • Percentage of Blue in RGB49%
  • Color FamilyBlue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyNeutral
  • HEX ID2B337D
  • DECIMAL ID2831229
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01