Information about #21225E color

#21225E color image

Basic facts about this digital color

In the Register's classification, #21225E belongs to the Blue Color Family, featuring Moderate Saturation and Dark brightness. In numbers: rgb(33, 34, 94) (12.9% red, 13.3% green, 36.9% blue), or CMYK 24 / 24 / 0 / 63 for print. Curious how these numbers work? Read our RGB color codes guide.

A confidently colored blue, #21225E carries a shadowy depth. Expect to see shades like this in night-mode interfaces and high-contrast pairings with light text. In The Official Register of Color Names it is very close to Blast Off (#262857). Nearby in the Register you will also find Dark Phthalo Blue (#272D59) and Dark Persian Blue (#2D2759).

Technically, the mix leans on its blue channel (rgb(33, 34, 94)), which gives #21225E its character. If you plan to put text on a #21225E background, choose white — the contrast ratio is 14.4:1 (passing WCAG AAA), while black manages only 1.5:1. For print, note the heavy black component (K:63) — ink coverage matters with tones this deep. #21225E has no official name yet. If this shade means something to you, you can be the one to name it.

#21225E color variations

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

#21225E 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 #21225E

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

Blast Off color link
Blast Off

#262857

Delft Blue color link
Delft Blue

#1F305E

Space Cadet color link
Space Cadet

#1D2951

OSS Blue color link
OSS Blue

#1B2450

Paua color link
Paua

#2A2551

Biscay color link
Biscay

#1B3162

Paris M color link
Paris M

#312760

Suns Purple color link
Suns Purple

#1D1160

Conversions between color systems and etc.

  • HEX#21225E
  • RGB33, 34, 94
  • CMYK24, 24, 0, 63
  • CSSrgb(33, 34, 94)
  • HSL239°, 48%, 25%
  • HSL Precise239.016°, 48.031%, 24.902%
  • HSV239°, 65%, 37%
  • HSB239°, 65%, 37%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.133
  • Normalized B (0.0–1.0)0.369
  • GLSLvec3(0.129, 0.133, 0.369)
  • GLSL with alphavec4(0.129, 0.133, 0.369, 1.000)
  • HLSL / Metalfloat3(0.129, 0.133, 0.369)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB13.3%
  • Percentage of Blue in RGB36.9%
  • Color FamilyBlue
  • Saturation FamilyModerate Saturation
  • Lightness FamilyDark
  • HEX ID21225E
  • DECIMAL ID2171486
  • Name LengthThis color has no name
  • Seen by search & AI crawlers11 times
  • Counting from2025-01-01