Information about #21ACA9 color

#21ACA9 color image

Basic facts about this digital color

#21ACA9 falls into the Cyan Color Family — High Saturation, Light brightness. Its exact recipe is rgb(33, 172, 169) — 12.9% red, 67.5% green, 66.3% blue — and for print it converts to CMYK 55 / 0 / 1 / 33. New to color codes? See our guide to RGB color codes.

#21ACA9 is a vivid, lively aqua cyan that carries an easy, daylight feel. In practice it works well for logos, highlights and anything that needs to be noticed first. In The Official Register of Color Names it is practically indistinguishable from Light Sea Green (#20B2AA). Slightly further away sit Tealish (#24BCA8) and AITriedPume (#13B6A9).

The recipe behind #21ACA9 is rgb(33, 172, 169), with green as the dominant ingredient. On this background, black text reaches a 7.5:1 contrast ratio (passing WCAG AAA); white stays at 2.8:1. #21ACA9 has no official name yet. If this shade means something to you, you can be the one to name it.

#21ACA9 color variations

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

#21ACA9 color tints

Tints look brighter, pastel, and less intense.
#21ACA9

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#31D7D5

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#64E1DF

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#98EBEA

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#CBF5F4

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White

#FFFFFF

#21ACA9 color shades

Shades look darker, richer, and more solid.
#21ACA9

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#1A8987

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#136665

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#0D4443

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#062221

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Black

#000000

#21ACA9 color tones

Tones looks more sophisticated and complex than base colors.
#21ACA9

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#30A5A3

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#429D9C

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#559594

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#698B8A

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Grey

#808080

#21ACA9 color hues

A hue refers to the basic neighbors of color and is variation of base color on the color wheel.
#3A20AB

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#203EAB

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#2076AB

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#21ACA9

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#20AB71

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#20AB3A

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#3EAB20

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#21ACA9 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
#21ACA9
#21ACA9

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#AB2123
#AB2123

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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
#21ACA9
#21ACA9

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#AB6421
#AB6421

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#AB2168
#AB2168

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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
#2168AB
#2168AB

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#21ACA9
#21ACA9

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#21AB64
#21AB64

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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
#21ACA9
#21ACA9

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#A921AB
#A921AB

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#ABA921
#ABA921

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Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme
#21ACA9
#21ACA9

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#2123AB
#2123AB

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#AB2123
#AB2123

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#ABA921
#ABA921

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Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme
#21ACA9
#21ACA9

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#6421AB
#6421AB

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#AB2123
#AB2123

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#68AB21
#68AB21

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Nearest named colors to #21ACA9

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

Light Sea Green color link
Light Sea Green

#20B2AA

Tealish color link
Tealish

#24BCA8

AITriedPume color link
AITriedPume

#13B6A9

Spring Teal color link
Spring Teal

#0EA7A5

Pelorous color link
Pelorous

#2599B2

Dali color link
Dali

#20C29E

Boy Red color link
Boy Red

#0E9CA5

Keppel color link
Keppel

#3AB09E

Java color link
Java

#259797

Homebox Blue color link
Homebox Blue

#36A2B9

Jeepers Creepers color link
Jeepers Creepers

#29A98B

Celeritas color link
Celeritas

#299792

#21ACA9 color backgrounds & wallpapers

Download color wallpaper / background for your Desktop PC, Tablet or Mobile phone.

#21ACA9 color image #21ACA9 color ORCN HD wallpaper 3840x2160 (Desktop)
#21ACA9 color image #21ACA9 color ORCN HD wallpaper 1170x2532 (Mobile)
#21ACA9 color image #21ACA9 color solid HD wallpaper 3840x2160 (Desktop)
#21ACA9 color image #21ACA9 color solid HD wallpaper 1170x2532 (Mobile)

Conversions between color systems and etc.

  • HEX#21ACA9
  • RGB33, 172, 169
  • CMYK55, 0, 1, 33
  • CSSrgb(33, 172, 169)
  • HSL179°, 68%, 40%
  • HSL Precise178.705°, 67.805%, 40.196%
  • HSV179°, 81%, 67%
  • HSB179°, 81%, 67%
  • Normalized R (0.0–1.0)0.129
  • Normalized G (0.0–1.0)0.675
  • Normalized B (0.0–1.0)0.663
  • GLSLvec3(0.129, 0.675, 0.663)
  • GLSL with alphavec4(0.129, 0.675, 0.663, 1.000)
  • HLSL / Metalfloat3(0.129, 0.675, 0.663)
  • Percentage of Red in RGB12.9%
  • Percentage of Green in RGB67.5%
  • Percentage of Blue in RGB66.3%
  • Color FamilyCyan
  • Saturation FamilyHigh Saturation
  • Lightness FamilyLight
  • HEX ID21ACA9
  • DECIMAL ID2206889
  • Name LengthThis color has no name
  • Seen by search & AI crawlers13 times
  • Counting from2025-01-01

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ORCN is an independent private organisation that maintains a public register — not a governmental institution or an international standards organisation — in which a name is linked to a specific digital colour code. Registration gives the registrant the exclusive right, within the ORCN register, to have that name recorded against that colour code.

Important: a digital colour itself belongs to no one in law. That right exists only within the ORCN register: registration creates no ownership, trademark, copyright or design rights anywhere. Legal exclusivity outside the register, where it is available at all, arises separately under applicable trademark law and is generally limited to particular goods, services and jurisdictions.