#66ADF3

#66ADF3

Color Values

HEX

#66ADF3

RGB

102, 173, 243

HSL

209.8, 85.5%, 67.6%

HSV

209.8, 58.0%, 95.3%

CMYK

58.0%, 28.8%, 0.0%, 4.7%

OKLCH

0.7301 0.1251 249.6

Properties

Cool Light Nearest: steelblue 2

Color Harmonies

Complementary

#66ADF3

#F3AC66

Analogous

#66F3F3

#6666F3

#66ADF3

Triadic

#66ADF3

#F366AD

#ADF366

Split Complementary

#66ADF3

#F36666

#F3F366

Tetradic

#66ADF3

#F366F3

#F3AC66

#66F366

Color Blindness Simulation

Original

#66ADF3

Protanopia

#8585E2

Deuteranopia

#817BDE

Tritanopia

#6AD5D2

Achromatopsia

#A3A3A3

CSS Usage

background-color: #66ADF3;
color: #66ADF3;
border-color: #66ADF3;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F2F7FD
100
#E0EDFA
200
#BDDCFA
300
#8DC2F6
400
#50A1F1
500
#1280ED
600
#0F67BD
700
#0C5297
800
#094076
900
#0B3156
950
#071F36

Contrast Checker

Text on white

2.38:1

AA Fail AAA Fail

Text on black

8.84:1

AA Pass AAA Pass

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026