#282829

#282829

Color Values

HEX

#282829

RGB

40, 40, 41

HSL

240.0, 1.2%, 15.9%

HSV

240.0, 2.4%, 16.1%

CMYK

2.4%, 2.4%, 0.0%, 83.9%

OKLCH

0.2772 0.0018 286.3

Properties

Cool Dark Nearest: RAL 9004 Signal Black

Color Harmonies

Complementary

#282829

#292928

Analogous

#282929

#292829

#282829

Triadic

#282829

#292828

#282928

Split Complementary

#282829

#292928

#292928

Tetradic

#282829

#292829

#292928

#282929

Color Blindness Simulation

Original

#282829

Protanopia

#282829

Deuteranopia

#282829

Tritanopia

#282929

Achromatopsia

#282828

CSS Usage

background-color: #282829;
color: #282829;
border-color: #282829;
Nearest Tailwind: Neutral 800 #262626

Tailwind Shades

50
#F7F7F7
100
#EDEDED
200
#DBDBDC
300
#C1C1C3
400
#A0A0A2
500
#7E7E81
600
#656567
700
#515153
800
#3F3F41
900
#303031
950
#1E1E1F

Contrast Checker

Text on white

14.73:1

AA Pass AAA Pass

Text on black

1.43:1

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