#21B1B0

#21B1B0

Color Values

HEX

#21B1B0

RGB

33, 177, 176

HSL

179.6, 68.6%, 41.2%

HSV

179.6, 81.4%, 69.4%

CMYK

81.4%, 0.0%, 0.6%, 30.6%

OKLCH

0.6909 0.1123 194.1

Properties

Cool Light Nearest: lightseagreen

Color Harmonies

Complementary

#21B1B0

#B12122

Analogous

#21B168

#216AB1

#21B1B0

Triadic

#21B1B0

#B021B1

#B1B021

Split Complementary

#21B1B0

#B1216A

#B16821

Tetradic

#21B1B0

#6821B1

#B12122

#6AB121

Color Blindness Simulation

Original

#21B1B0

Protanopia

#5F61B0

Deuteranopia

#574CB0

Tritanopia

#28B0B0

Achromatopsia

#929292

CSS Usage

background-color: #21B1B0;
color: #21B1B0;
border-color: #21B1B0;
Nearest Tailwind: Teal 500 #14B8A6

Tailwind Shades

50
#F3FCFC
100
#E3F8F7
200
#C3F4F3
300
#98ECEB
400
#60E1E1
500
#28D7D6
600
#20ACAB
700
#1A8A89
800
#146B6B
900
#134E4E
950
#0C3131

Contrast Checker

Text on white

2.63:1

AA Fail AAA Fail

Text on black

7.98:1

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