#66EFF2

#66EFF2

Color Values

HEX

#66EFF2

RGB

102, 239, 242

HSL

181.3, 84.3%, 67.5%

HSV

181.3, 57.9%, 94.9%

CMYK

57.9%, 1.2%, 0.0%, 5.1%

OKLCH

0.8784 0.1185 197.2

Properties

Cool Light Nearest: turquoise 2

Color Harmonies

Complementary

#66EFF2

#F26966

Analogous

#66F2AF

#66A9F2

#66EFF2

Triadic

#66EFF2

#F266EF

#EFF266

Split Complementary

#66EFF2

#F266A9

#F2AF66

Tetradic

#66EFF2

#AF66F2

#F26966

#A9F266

Color Blindness Simulation

Original

#66EFF2

Protanopia

#A1A3F1

Deuteranopia

#998FF1

Tritanopia

#6DF1F1

Achromatopsia

#D2D2D2

CSS Usage

background-color: #66EFF2;
color: #66EFF2;
border-color: #66EFF2;
Nearest Tailwind: Cyan 300 #67E8F9

Tailwind Shades

50
#F2FDFD
100
#E0F9FA
200
#BDF8F9
300
#8EF3F5
400
#51EDF0
500
#14E6EB
600
#10B8BC
700
#0D9396
800
#0A7375
900
#0C5455
950
#073536

Contrast Checker

Text on white

1.38:1

AA Fail AAA Fail

Text on black

15.19:1

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