#66FDFD

#66FDFD

Color Values

HEX

#66FDFD

RGB

102, 253, 253

HSL

180.0, 97.4%, 69.6%

HSV

180.0, 59.7%, 99.2%

CMYK

59.7%, 0.0%, 0.0%, 0.8%

OKLCH

0.9141 0.1273 195.2

Properties

Cool Light Nearest: turquoise 1

Color Harmonies

Complementary

#66FDFD

#FD6666

Analogous

#66FDB1

#66B1FD

#66FDFD

Triadic

#66FDFD

#FD66FD

#FDFD66

Split Complementary

#66FDFD

#FD66B1

#FDB166

Tetradic

#66FDFD

#B166FD

#FD6666

#B1FD66

Color Blindness Simulation

Original

#66FDFD

Protanopia

#A7A9FD

Deuteranopia

#9F93FD

Tritanopia

#6EFDFD

Achromatopsia

#DDDDDD

CSS Usage

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

Tailwind Shades

50
#F1FEFE
100
#DEFCFC
200
#B9FEFE
300
#86FDFD
400
#45FDFD
500
#03FCFC
600
#03C9C9
700
#02A1A1
800
#027E7E
900
#065B5B
950
#043939

Contrast Checker

Text on white

1.23:1

AA Fail AAA Fail

Text on black

17.03:1

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