#669AC6

#669AC6

Color Values

HEX

#669AC6

RGB

102, 154, 198

HSL

207.5, 45.7%, 58.8%

HSV

207.5, 48.5%, 77.6%

CMYK

48.5%, 22.2%, 0.0%, 22.4%

OKLCH

0.6671 0.086 245.1

Properties

Cool Light Nearest: skyblue 3

Color Harmonies

Complementary

#669AC6

#C69266

Analogous

#66C6C2

#666AC6

#669AC6

Triadic

#669AC6

#C6669A

#9AC666

Split Complementary

#669AC6

#C6666A

#C6C266

Tetradic

#669AC6

#C266C6

#C69266

#6AC666

Color Blindness Simulation

Original

#669AC6

Protanopia

#7D7DBB

Deuteranopia

#7A76B9

Tritanopia

#69B3B1

Achromatopsia

#929292

CSS Usage

background-color: #669AC6;
color: #669AC6;
border-color: #669AC6;
Nearest Tailwind: Cyan 600 #0891B2

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CBDDEC
300
#A6C4DE
400
#76A4CC
500
#4584BA
600
#376A95
700
#2C5577
800
#23425D
900
#1D3244
950
#12202B

Contrast Checker

Text on white

3.0:1

AA Fail AAA Fail

Text on black

7.0:1

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