#669EB1

#669EB1

Color Values

HEX

#669EB1

RGB

102, 158, 177

HSL

195.2, 32.5%, 54.7%

HSV

195.2, 42.4%, 69.4%

CMYK

42.4%, 10.7%, 0.0%, 30.6%

OKLCH

0.6675 0.0651 221.4

Properties

Cool Light Nearest: cadetblue

Color Harmonies

Complementary

#669EB1

#B17966

Analogous

#66B19F

#6678B1

#669EB1

Triadic

#669EB1

#B1669E

#9EB166

Split Complementary

#669EB1

#B16678

#B19F66

Tetradic

#669EB1

#9F66B1

#B17966

#78B166

Color Blindness Simulation

Original

#669EB1

Protanopia

#7E7FAC

Deuteranopia

#7B77AB

Tritanopia

#69A9A8

Achromatopsia

#939393

CSS Usage

background-color: #669EB1;
color: #669EB1;
border-color: #669EB1;
Nearest Tailwind: Slate 400 #94A3B8

Tailwind Shades

50
#F5F8F9
100
#E8F0F2
200
#D0E1E7
300
#AECCD6
400
#82B0BF
500
#5694A9
600
#457687
700
#375F6C
800
#2B4A54
900
#22373F
950
#162328

Contrast Checker

Text on white

2.96:1

AA Fail AAA Fail

Text on black

7.09:1

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