#677F6D

#677F6D

Color Values

HEX

#677F6D

RGB

103, 127, 109

HSL

135.0, 10.4%, 45.1%

HSV

135.0, 18.9%, 49.8%

CMYK

18.9%, 0.0%, 14.2%, 50.2%

OKLCH

0.572 0.0391 152.7

Properties

Cool Light Nearest: RAL 7033 Cement Grey

Color Harmonies

Complementary

#677F6D

#7F6779

Analogous

#6D7F67

#677F79

#677F6D

Triadic

#677F6D

#6D677F

#7F6D67

Split Complementary

#677F6D

#79677F

#7F676D

Tetradic

#677F6D

#676D7F

#7F6779

#7F7967

Color Blindness Simulation

Original

#677F6D

Protanopia

#717271

Deuteranopia

#706E72

Tritanopia

#687576

Achromatopsia

#797979

CSS Usage

background-color: #677F6D;
color: #677F6D;
border-color: #677F6D;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F8F7
100
#ECEFEC
200
#D8DFD9
300
#BBC8BF
400
#97AA9C
500
#728D79
600
#5B7161
700
#495A4D
800
#39463C
900
#2C352E
950
#1C211D

Contrast Checker

Text on white

4.34:1

AA Fail AAA Fail

Text on black

4.83:1

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