Information about #2C3F51 color

#2C3F51 color image

Basic facts about this digital color

The digital color #2C3F51 is classified in the Register under the Azure Color Family, with Mild Saturation and Dark brightness. In numbers: rgb(44, 63, 81) (17.3% red, 24.7% green, 31.8% blue), or CMYK 15 / 7 / 0 / 68 for print. Curious how these numbers work? Read our RGB color codes guide.

#2C3F51 is a mildly saturated azure that stays on the darker end of the scale. It is a natural fit for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is almost identical to Madison (#2D3C54). Slightly further away sit Ares blue (#2D4255) and Charcoal Blue (#2D4256).

In RGB terms — rgb(44, 63, 81) — the blue channel does the heavy lifting here. On this background, white text reaches a 10.8:1 contrast ratio (passing WCAG AAA); black stays at 1.9:1. On paper it relies strongly on black ink (K:68), so proof dark layouts before a large print run. #2C3F51 has no official name yet. If this shade means something to you, you can be the one to name it.

#2C3F51 color variations

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

#2C3F51 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 #2C3F51

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

Madison color link
Madison

#2D3C54

Ares blue color link
Ares blue

#2D4255

Vintage Blue color link
Vintage Blue

#303D57

Nile Blue color link
Nile Blue

#253F4E

Midnight Oil color link
Midnight Oil

#283854

Cloud Burst color link
Cloud Burst

#353E4F

Avalanche color link
Avalanche

#354152

Dark Azure color link
Dark Azure

#274059

Galactica color link
Galactica

#303655

Conversions between color systems and etc.

  • HEX#2C3F51
  • RGB44, 63, 81
  • CMYK15, 7, 0, 68
  • CSSrgb(44, 63, 81)
  • HSL209°, 30%, 25%
  • HSL Precise209.189°, 29.6%, 24.51%
  • HSV209°, 46%, 32%
  • HSB209°, 46%, 32%
  • Normalized R (0.0–1.0)0.173
  • Normalized G (0.0–1.0)0.247
  • Normalized B (0.0–1.0)0.318
  • GLSLvec3(0.173, 0.247, 0.318)
  • GLSL with alphavec4(0.173, 0.247, 0.318, 1.000)
  • HLSL / Metalfloat3(0.173, 0.247, 0.318)
  • Percentage of Red in RGB17.3%
  • Percentage of Green in RGB24.7%
  • Percentage of Blue in RGB31.8%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID2C3F51
  • DECIMAL ID2899793
  • Name LengthThis color has no name
  • Seen by search & AI crawlers9 times
  • Counting from2025-01-01