#686757

#686757

Color Values

HEX

#686757

RGB

104, 103, 87

HSL

56.5, 8.9%, 37.5%

HSV

56.5, 16.3%, 40.8%

CMYK

0.0%, 1.0%, 16.3%, 59.2%

OKLCH

0.5099 0.0245 104.3

Properties

Warm Dark Nearest: RAL 7023 Concrete Grey

Color Harmonies

Complementary

#686757

#575868

Analogous

#685F57

#616857

#686757

Triadic

#686757

#576867

#675768

Split Complementary

#686757

#576168

#5F5768

Tetradic

#686757

#57685F

#575868

#685761

Color Blindness Simulation

Original

#686757

Protanopia

#68685B

Deuteranopia

#68685C

Tritanopia

#685E5F

Achromatopsia

#666666

CSS Usage

background-color: #686757;
color: #686757;
border-color: #686757;
Nearest Tailwind: Stone 500 #78716C

Tailwind Shades

50
#F8F8F7
100
#EFEEEC
200
#DEDED8
300
#C7C7BC
400
#A9A898
500
#8B8A74
600
#6F6E5D
700
#59584A
800
#45453A
900
#34342D
950
#21211C

Contrast Checker

Text on white

5.73:1

AA Pass AAA Fail

Text on black

3.67:1

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