Information about #21919E color

#21919E color image

Basic facts about this digital color

In the Register's classification, #21919E belongs to the Cyan Color Family, featuring High Saturation and Neutral brightness. In numbers: rgb(33, 145, 158) (12.9% red, 56.9% green, 62% blue), or CMYK 49 / 5 / 0 / 38 for print. Curious how these numbers work? Read our RGB color codes guide.

#21919E presents itself as a energetic, saturated cyan — one that holds a balanced mid-tone. It is a natural fit for accents, call-to-action elements and statement visuals. In The Official Register of Color Names it is just a few steps away from Java (#259797). Its next-closest registered neighbors are Scooter (#308EA0) and Celeritas (#299792).

Technically, the mix leans on its blue channel (rgb(33, 145, 158)), which gives #21919E its character. Accessibility-wise, black text works best on #21919E: 5.6:1 contrast (passing WCAG AA) versus 3.7:1 for white. Out of 16,777,216 possible colors, #21919E is still unnamed — it can be claimed and named in The Official Register of Color Names.

#21919E color variations

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

#21919E 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 #21919E

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

Java color link
Java

#259797

Scooter color link
Scooter

#308EA0

Celeritas color link
Celeritas

#299792

Pelorous color link
Pelorous

#2599B2

Boy Red color link
Boy Red

#0E9CA5

Retreat color link
Retreat

#39909B

ChaosDragon color link
ChaosDragon

#139084

Spring Teal color link
Spring Teal

#0EA7A5

Geaux Blue color link
Geaux Blue

#1277A3

Sea color link
Sea

#3C9992

Lure color link
Lure

#2F77A9

Conversions between color systems and etc.

  • HEX#21919E
  • RGB33, 145, 158
  • CMYK49, 5, 0, 38
  • CSSrgb(33, 145, 158)
  • HSL186°, 65%, 37%
  • HSL Precise186.24°, 65.445%, 37.451%
  • HSV186°, 79%, 62%
  • HSB186°, 79%, 62%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.569
  • Normalized B (0.0–1.0)0.620
  • GLSLvec3(0.129, 0.569, 0.620)
  • GLSL with alphavec4(0.129, 0.569, 0.620, 1.000)
  • HLSL / Metalfloat3(0.129, 0.569, 0.620)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB56.9%
  • Percentage of Blue in RGB62%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyNeutral
  • HEX ID21919E
  • DECIMAL ID2199966
  • Name LengthThis color has no name
  • Seen by search & AI crawlers4 times
  • Counting from2025-01-01