#686570

#686570

Color Values

HEX

#686570

RGB

104, 101, 112

HSL

256.4, 5.2%, 41.8%

HSV

256.4, 9.8%, 43.9%

CMYK

7.1%, 9.8%, 0.0%, 56.1%

OKLCH

0.5133 0.0175 298.2

Properties

Cool Dark Nearest: RAL 4012 Pearl Blackberry

Color Harmonies

Complementary

#686570

#6D7065

Analogous

#656870

#6E6570

#686570

Triadic

#686570

#706865

#657068

Split Complementary

#686570

#706E65

#687065

Tetradic

#686570

#706568

#6D7065

#65706E

Color Blindness Simulation

Original

#686570

Protanopia

#67676D

Deuteranopia

#67676D

Tritanopia

#686B6B

Achromatopsia

#666666

CSS Usage

background-color: #686570;
color: #686570;
border-color: #686570;
Nearest Tailwind: Zinc 500 #71717A

Tailwind Shades

50
#F7F7F8
100
#EDECEE
200
#DAD9DD
300
#C0BFC5
400
#9E9CA6
500
#7C7986
600
#64616B
700
#504D56
800
#3E3C43
900
#2F2E33
950
#1E1D20

Contrast Checker

Text on white

5.7:1

AA Pass AAA Fail

Text on black

3.68:1

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