#66E7EB

#66E7EB

Color Values

HEX

#66E7EB

RGB

102, 231, 235

HSL

181.8, 76.9%, 66.1%

HSV

181.8, 56.6%, 92.2%

CMYK

56.6%, 1.7%, 0.0%, 7.8%

OKLCH

0.8576 0.1134 198.1

Properties

Cool Light Nearest: turquoise 2

Color Harmonies

Complementary

#66E7EB

#EB6A66

Analogous

#66EBAD

#66A5EB

#66E7EB

Triadic

#66E7EB

#EB66E7

#E7EB66

Split Complementary

#66E7EB

#EB66A5

#EBAD66

Tetradic

#66E7EB

#AD66EB

#EB6A66

#A5EB66

Color Blindness Simulation

Original

#66E7EB

Protanopia

#9E9FEA

Deuteranopia

#968DEA

Tritanopia

#6CE9E9

Achromatopsia

#CCCCCC

CSS Usage

background-color: #66E7EB;
color: #66E7EB;
border-color: #66E7EB;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F2FCFC
100
#E1F8F9
200
#C0F5F7
300
#93EEF1
400
#58E5E9
500
#1DDCE2
600
#18B0B4
700
#138D90
800
#0F6E71
900
#0F5052
950
#093334

Contrast Checker

Text on white

1.48:1

AA Fail AAA Fail

Text on black

14.19:1

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