#66AAF2

#66AAF2

Color Values

HEX

#66AAF2

RGB

102, 170, 242

HSL

210.9, 84.3%, 67.5%

HSV

210.9, 57.9%, 94.9%

CMYK

57.9%, 29.8%, 0.0%, 5.1%

OKLCH

0.7231 0.1264 251.2

Properties

Cool Light Nearest: steelblue 2

Color Harmonies

Complementary

#66AAF2

#F2AE66

Analogous

#66F0F2

#6866F2

#66AAF2

Triadic

#66AAF2

#F266AA

#AAF266

Split Complementary

#66AAF2

#F26866

#F0F266

Tetradic

#66AAF2

#F266F0

#F2AE66

#66F268

Color Blindness Simulation

Original

#66AAF2

Protanopia

#8384E1

Deuteranopia

#807ADC

Tritanopia

#69D3D0

Achromatopsia

#A1A1A1

CSS Usage

background-color: #66AAF2;
color: #66AAF2;
border-color: #66AAF2;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F2F7FD
100
#E0EDFA
200
#BDDAF9
300
#8EC0F5
400
#519EF0
500
#147CEB
600
#1063BC
700
#0D5096
800
#0A3E75
900
#0C2F55
950
#071E36

Contrast Checker

Text on white

2.44:1

AA Fail AAA Fail

Text on black

8.6:1

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