#21B5BA

#21B5BA

Color Values

HEX

#21B5BA

RGB

33, 181, 186

HSL

182.0, 69.9%, 42.9%

HSV

182.0, 82.3%, 72.9%

CMYK

82.3%, 2.7%, 0.0%, 27.1%

OKLCH

0.7045 0.1142 198.5

Properties

Cool Light Nearest: turquoise 3

Color Harmonies

Complementary

#21B5BA

#BA2621

Analogous

#21BA72

#2168BA

#21B5BA

Triadic

#21B5BA

#BA21B5

#B5BA21

Split Complementary

#21B5BA

#BA2168

#BA7221

Tetradic

#21B5BA

#7221BA

#BA2621

#68BA21

Color Blindness Simulation

Original

#21B5BA

Protanopia

#6162B9

Deuteranopia

#584DB8

Tritanopia

#28B8B8

Achromatopsia

#969696

CSS Usage

background-color: #21B5BA;
color: #21B5BA;
border-color: #21B5BA;
Nearest Tailwind: Teal 500 #14B8A6

Tailwind Shades

50
#F3FCFC
100
#E3F7F8
200
#C2F3F4
300
#97EAED
400
#5FDEE3
500
#26D3D9
600
#1FA9AD
700
#19878B
800
#13696C
900
#124D4F
950
#0B3132

Contrast Checker

Text on white

2.5:1

AA Fail AAA Fail

Text on black

8.38:1

AA Pass AAA Pass

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026