#667666

#667666

Color Values

HEX

#667666

RGB

102, 118, 102

HSL

120.0, 7.3%, 43.1%

HSV

120.0, 13.6%, 46.3%

CMYK

13.6%, 0.0%, 13.6%, 53.7%

OKLCH

0.5477 0.031 145.1

Properties

Cool Dark Nearest: RAL 7023 Concrete Grey

Color Harmonies

Complementary

#667666

#766676

Analogous

#6E7666

#66766E

#667666

Triadic

#667666

#666676

#766666

Split Complementary

#667666

#6E6676

#76666E

Tetradic

#667666

#666E76

#766676

#766E66

Color Blindness Simulation

Original

#667666

Protanopia

#6D6D6A

Deuteranopia

#6C6B6B

Tritanopia

#676D6E

Achromatopsia

#717171

CSS Usage

background-color: #667666;
color: #667666;
border-color: #667666;
Nearest Tailwind: Stone 500 #78716C

Tailwind Shades

50
#F7F8F7
100
#ECEEEC
200
#D9DED9
300
#BDC6BD
400
#9AA89A
500
#768976
600
#5F6D5F
700
#4C584C
800
#3B443B
900
#2D342D
950
#1D211D

Contrast Checker

Text on white

4.83:1

AA Pass AAA Fail

Text on black

4.35:1

AA Fail 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