Information about #28333C color

#28333C color image

Basic facts about this digital color

#28333C falls into the Azure Color FamilyLow Saturation, Dark brightness. The mix behind it: rgb(40, 51, 60) — 15.7% red, 20% green, 23.5% blue; the print equivalent is CMYK 8 / 4 / 0 / 76. New to color codes? See our guide to RGB color codes.

A gently muted sky-leaning azure, #28333C stays on the darker end of the scale. Designers typically reach for tones like this for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is almost identical to Gunmetal (#2A3439). Slightly further away sit Blueprint (#2A313F) and Dark Slate Grey (#25383C).

The recipe behind #28333C is rgb(40, 51, 60), with blue as the dominant ingredient. On this background, white text reaches a 12.9:1 contrast ratio (passing WCAG AAA); black stays at 1.6:1. For print, note the heavy black component (K:76) — ink coverage matters with tones this deep. #28333C has no official name yet. If this shade means something to you, you can be the one to name it.

#28333C color variations

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

#28333C 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 #28333C

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

Gunmetal color link
Gunmetal

#2A3439

Blueprint color link
Blueprint

#2A313F

Tornado color link
Tornado

#272D3C

Elephant color link
Elephant

#243640

Allegro color link
Allegro

#242E3B

Mosaic color link
Mosaic

#293741

Black Rock color link
Black Rock

#2C2D3C

Coast color link
Coast

#243442

Traccia color link
Traccia

#2A3335

Iron Storage color link
Iron Storage

#2B3736

Quarterback color link
Quarterback

#282B3C

Conversions between color systems and etc.

  • HEX#28333C
  • RGB40, 51, 60
  • CMYK8, 4, 0, 76
  • CSSrgb(40, 51, 60)
  • HSL207°, 20%, 20%
  • HSL Precise207°, 20%, 19.608%
  • HSV207°, 33%, 24%
  • HSB207°, 33%, 24%
  • Normalized R (0.0–1.0)0.157
  • Normalized G (0.0–1.0)0.200
  • Normalized B (0.0–1.0)0.235
  • GLSLvec3(0.157, 0.200, 0.235)
  • GLSL with alphavec4(0.157, 0.200, 0.235, 1.000)
  • HLSL / Metalfloat3(0.157, 0.200, 0.235)
  • Percentage of Red in RGB15.7%
  • Percentage of Green in RGB20%
  • Percentage of Blue in RGB23.5%
  • Color FamilyAzure
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID28333C
  • DECIMAL ID2634556
  • Name LengthThis color has no name
  • Seen by search & AI crawlers12 times
  • Counting from2025-01-01