#66E1EB

#66E1EB

Color Values

HEX

#66E1EB

RGB

102, 225, 235

HSL

184.5, 76.9%, 66.1%

HSV

184.5, 56.6%, 92.2%

CMYK

56.6%, 4.3%, 0.0%, 7.8%

OKLCH

0.8438 0.11 202.6

Properties

Cool Light Nearest: cadetblue 2

Color Harmonies

Complementary

#66E1EB

#EB7066

Analogous

#66EBB3

#669FEB

#66E1EB

Triadic

#66E1EB

#EB66E1

#E1EB66

Split Complementary

#66E1EB

#EB669F

#EBB366

Tetradic

#66E1EB

#B366EB

#EB7066

#9FEB66

Color Blindness Simulation

Original

#66E1EB

Protanopia

#9B9CE9

Deuteranopia

#948BE8

Tritanopia

#6CE7E6

Achromatopsia

#C8C8C8

CSS Usage

background-color: #66E1EB;
color: #66E1EB;
border-color: #66E1EB;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F2FCFC
100
#E1F7F9
200
#C0F3F7
300
#93EAF1
400
#58DEE9
500
#1DD3E2
600
#18A9B4
700
#138790
800
#0F6971
900
#0F4D52
950
#093134

Contrast Checker

Text on white

1.55:1

AA Fail AAA Fail

Text on black

13.53:1

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