Information about #2B3F50 color

#2B3F50 color image

Basic facts about this digital color

#2B3F50 falls into the Azure Color Family — Mild Saturation, Dark brightness. The mix behind it: rgb(43, 63, 80) — 16.9% red, 24.7% green, 31.4% blue; the print equivalent is CMYK 15 / 7 / 0 / 69. Curious how these numbers work? Read our RGB color codes guide.

#2B3F50 presents itself as a softly balanced azure — one that leans clearly toward the dark side. It is a natural fit for dark UI themes, backgrounds and dramatic accents. In The Official Register of Color Names it is a hair away from Madison (#2D3C54). Its next-closest registered neighbors are Ares blue (#2D4255) and Nile Blue (#253F4E).

In RGB terms — rgb(43, 63, 80) — the blue channel does the heavy lifting here. Accessibility-wise, white text works best on #2B3F50: 10.9:1 contrast (passing WCAG AAA) versus 1.9:1 for black. For print, note the heavy black component (K:69) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #2B3F50 is still unnamed — it can be claimed and named in The Official Register of Color Names.

#2B3F50 color variations

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

#2B3F50 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 #2B3F50

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

Nile Blue color link
Nile Blue

#253F4E

Midnight Oil color link
Midnight Oil

#283854

Vintage Blue color link
Vintage Blue

#303D57

Dark Azure color link
Dark Azure

#274059

Cloud Burst color link
Cloud Burst

#353E4F

Avalanche color link
Avalanche

#354152

Tarawera color link
Tarawera

#253C48

Conversions between color systems and etc.

  • HEX#2B3F50
  • RGB43, 63, 80
  • CMYK15, 7, 0, 69
  • CSSrgb(43, 63, 80)
  • HSL208°, 30%, 24%
  • HSL Precise207.568°, 30.081%, 24.118%
  • HSV208°, 46%, 31%
  • HSB208°, 46%, 31%
  • Normalized R (0.0–1.0)0.169
  • Normalized G (0.0–1.0)0.247
  • Normalized B (0.0–1.0)0.314
  • GLSLvec3(0.169, 0.247, 0.314)
  • GLSL with alphavec4(0.169, 0.247, 0.314, 1.000)
  • HLSL / Metalfloat3(0.169, 0.247, 0.314)
  • Percentage of Red in RGB16.9%
  • Percentage of Green in RGB24.7%
  • Percentage of Blue in RGB31.4%
  • Color FamilyAzure
  • Saturation FamilyMild Saturation
  • Lightness FamilyDark
  • HEX ID2B3F50
  • DECIMAL ID2834256
  • Name LengthThis color has no name
  • Seen by search & AI crawlers18 times
  • Counting from2025-01-01