#66858C

#66858C

Color Values

HEX

#66858C

RGB

102, 133, 140

HSL

191.1, 15.7%, 47.5%

HSV

191.1, 27.1%, 54.9%

CMYK

27.1%, 5.0%, 0.0%, 45.1%

OKLCH

0.5955 0.0367 213.1

Properties

Cool Light Nearest: lightblue 4

Color Harmonies

Complementary

#66858C

#8C6D66

Analogous

#668C80

#66728C

#66858C

Triadic

#66858C

#8C6685

#858C66

Split Complementary

#66858C

#8C6672

#8C8066

Tetradic

#66858C

#80668C

#8C6D66

#728C66

Color Blindness Simulation

Original

#66858C

Protanopia

#73748A

Deuteranopia

#726F8A

Tritanopia

#688989

Achromatopsia

#7F7F7F

CSS Usage

background-color: #66858C;
color: #66858C;
border-color: #66858C;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F6F8F8
100
#EBEFF0
200
#D6DFE1
300
#B8C8CB
400
#92AAAF
500
#6B8C94
600
#567076
700
#455A5E
800
#36464A
900
#2A3537
950
#1A2123

Contrast Checker

Text on white

3.96:1

AA Fail AAA Fail

Text on black

5.3:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026