#669697

#669697

Color Values

HEX

#669697

RGB

102, 150, 151

HSL

181.2, 19.4%, 49.6%

HSV

181.2, 32.5%, 59.2%

CMYK

32.5%, 0.7%, 0.0%, 40.8%

OKLCH

0.6393 0.0516 197.6

Properties

Cool Light Nearest: RAL 5024 Pastel Blue

Color Harmonies

Complementary

#669697

#976766

Analogous

#66977F

#667D97

#669697

Triadic

#669697

#976696

#969766

Split Complementary

#669697

#97667D

#977F66

Tetradic

#669697

#7F6697

#976766

#7D9766

Color Blindness Simulation

Original

#669697

Protanopia

#7B7B97

Deuteranopia

#787497

Tritanopia

#689797

Achromatopsia

#8C8C8C

CSS Usage

background-color: #669697;
color: #669697;
border-color: #669697;
Nearest Tailwind: Gray 400 #9CA3AF

Tailwind Shades

50
#F6F9F9
100
#EAF0F0
200
#D4E2E2
300
#B6CDCE
400
#8EB2B3
500
#679798
600
#52797A
700
#426161
800
#334C4C
900
#283939
950
#192424

Contrast Checker

Text on white

3.29:1

AA Fail AAA Fail

Text on black

6.37:1

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