#669DA0

#669DA0

Color Values

HEX

#669DA0

RGB

102, 157, 160

HSL

183.1, 23.4%, 51.4%

HSV

183.1, 36.2%, 62.7%

CMYK

36.2%, 1.9%, 0.0%, 37.3%

OKLCH

0.659 0.0581 200.2

Properties

Cool Light Nearest: cadetblue

Color Harmonies

Complementary

#669DA0

#A06966

Analogous

#66A086

#6680A0

#669DA0

Triadic

#669DA0

#A0669D

#9DA066

Split Complementary

#669DA0

#A06680

#A08666

Tetradic

#669DA0

#8666A0

#A06966

#80A066

Color Blindness Simulation

Original

#669DA0

Protanopia

#7E7E9F

Deuteranopia

#7B769F

Tritanopia

#699F9F

Achromatopsia

#929292

CSS Usage

background-color: #669DA0;
color: #669DA0;
border-color: #669DA0;
Nearest Tailwind: Gray 400 #9CA3AF

Tailwind Shades

50
#F6F9F9
100
#EAF0F1
200
#D3E3E4
300
#B3CFD0
400
#8BB4B7
500
#629A9D
600
#4E7B7E
700
#3F6365
800
#314D4F
900
#263A3B
950
#182425

Contrast Checker

Text on white

3.05:1

AA Fail AAA Fail

Text on black

6.9:1

AA Pass AAA Fail

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