#1F2829

#1F2829

Color Values

HEX

#1F2829

RGB

31, 40, 41

HSL

186.0, 13.9%, 14.1%

HSV

186.0, 24.4%, 16.1%

CMYK

24.4%, 2.4%, 0.0%, 83.9%

OKLCH

0.2686 0.0128 204.7

Properties

Cool Dark Nearest: RAL 7021 Black Grey

Color Harmonies

Complementary

#1F2829

#29201F

Analogous

#1F2925

#1F2329

#1F2829

Triadic

#1F2829

#291F28

#28291F

Split Complementary

#1F2829

#291F23

#29251F

Tetradic

#1F2829

#251F29

#29201F

#23291F

Color Blindness Simulation

Original

#1F2829

Protanopia

#232329

Deuteranopia

#222229

Tritanopia

#1F2929

Achromatopsia

#262626

CSS Usage

background-color: #1F2829;
color: #1F2829;
border-color: #1F2829;
Nearest Tailwind: Neutral 800 #262626

Tailwind Shades

50
#F6F8F8
100
#EBEFEF
200
#D6DFE0
300
#B9C9CA
400
#94ABAE
500
#6E8E91
600
#587174
700
#465B5D
800
#374749
900
#2A3537
950
#1B2222

Contrast Checker

Text on white

15.07:1

AA Pass AAA Pass

Text on black

1.39:1

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