#686D79

#686D79

Color Values

HEX

#686D79

RGB

104, 109, 121

HSL

222.4, 7.6%, 44.1%

HSV

222.4, 14.0%, 47.5%

CMYK

14.0%, 9.9%, 0.0%, 52.5%

OKLCH

0.5346 0.0197 267.6

Properties

Cool Dark Nearest: RAL 4012 Pearl Blackberry

Color Harmonies

Complementary

#686D79

#797468

Analogous

#687579

#6B6879

#686D79

Triadic

#686D79

#79686D

#6D7968

Split Complementary

#686D79

#796B68

#757968

Tetradic

#686D79

#796875

#797468

#68796B

Color Blindness Simulation

Original

#686D79

Protanopia

#6A6A76

Deuteranopia

#6A6A75

Tritanopia

#687473

Achromatopsia

#6D6D6D

CSS Usage

background-color: #686D79;
color: #686D79;
border-color: #686D79;
Nearest Tailwind: Gray 500 #6B7280

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#D9DADE
300
#BDC0C6
400
#999EA8
500
#767B89
600
#5E636E
700
#4B4F58
800
#3B3E45
900
#2D2F34
950
#1D1E21

Contrast Checker

Text on white

5.18:1

AA Pass AAA Fail

Text on black

4.05:1

AA Fail 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