#21E8DF

#21E8DF

Color Values

HEX

#21E8DF

RGB

33, 232, 223

HSL

177,3, 81,2%, 52,0%

HSV

177,3, 85,8%, 91,0%

CMYK

85,8%, 0,0%, 3,9%, 9,0%

OKLCH

0,8418 0,1415 189,7

Properties

Cool Light Nearest: cyan 2

Color Harmonies

Complementary

#21E8DF

#E8212A

Analogous

#21E87C

#218EE8

#21E8DF

Triadic

#21E8DF

#DF21E8

#E8DF21

Split Complementary

#21E8DF

#E8218E

#E87C21

Tetradic

#21E8DF

#7C21E8

#E8212A

#8EE821

Color Blindness Simulation

Original

#21E8DF

Protanopia

#7779E1

Deuteranopia

#6C5DE2

Tritanopia

#2BE3E3

Achromatopsia

#BDBDBD

CSS Usage

background-color: #21E8DF;
color: #21E8DF;
border-color: #21E8DF;
Nearest Tailwind: Teal 300 #5EEAD4

Tailwind Shades

50
#F2FDFC
100
#E1F9F8
200
#BEF8F6
300
#90F3EF
400
#54EDE6
500
#18E7DE
600
#13B9B1
700
#0F948E
800
#0C746F
900
#0D5451
950
#083533

Contrast Checker

Text on white

1,54:1

AA Fail AAA Fail

Text on black

13,67:1

AA Pass AAA Pass

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026