Information about #21232C color

#21232C color image

Basic facts about this digital color

The digital color #21232C is classified in the Register under the Blue Color Family, with Low Saturation and Dark brightness. Its exact recipe is rgb(33, 35, 44) — 12.9% red, 13.7% green, 17.3% blue — and for print it converts to CMYK 4 / 4 / 0 / 83. New to color codes? See our guide to RGB color codes.

#21232C presents itself as a softly toned deep-sea blue — one that stays on the darker end of the scale. In practice it works well for moody backdrops, typography on light surfaces and premium packaging. In The Official Register of Color Names it is practically indistinguishable from Daytona (#1E222C). Slightly further away sit Black Russian (#24252B) and Dark Gunmetal (#1F262A).

The recipe behind #21232C is rgb(33, 35, 44), with blue as the dominant ingredient. On this background, white text reaches a 15.7:1 contrast ratio (passing WCAG AAA); black stays at 1.3:1. For print, note the heavy black component (K:83) — ink coverage matters with tones this deep. Out of 16,777,216 possible colors, #21232C is still unnamed — it can be claimed and named in The Official Register of Color Names.

#21232C color variations

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

#21232C 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 #21232C

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

Daytona color link
Daytona

#1E222C

Black Pearl color link
Black Pearl

#1E272C

Shadowland color link
Shadowland

#26272C

Indian Ink color link
Indian Ink

#232732

Sentry color link
Sentry

#1C2728

Dark color link
Dark

#1B2431

Cinder color link
Cinder

#242A2E

Nero color link
Nero

#252525

Plock Gray color link
Plock Gray

#232224

Conversions between color systems and etc.

  • HEX#21232C
  • RGB33, 35, 44
  • CMYK4, 4, 0, 83
  • CSSrgb(33, 35, 44)
  • HSL229°, 14%, 15%
  • HSL Precise229.091°, 14.286%, 15.098%
  • HSV229°, 25%, 17%
  • HSB229°, 25%, 17%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.137
  • Normalized B (0.0–1.0)0.173
  • GLSLvec3(0.129, 0.137, 0.173)
  • GLSL with alphavec4(0.129, 0.137, 0.173, 1.000)
  • HLSL / Metalfloat3(0.129, 0.137, 0.173)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB13.7%
  • Percentage of Blue in RGB17.3%
  • Color FamilyBlue
  • Saturation FamilyLow Saturation
  • Lightness FamilyDark
  • HEX ID21232C
  • DECIMAL ID2171692
  • Name LengthThis color has no name
  • Seen by search & AI crawlers17 times
  • Counting from2025-01-01