#1F0909

#1F0909

Color Values

HEX

#1F0909

RGB

31, 9, 9

HSL

0.0, 55.0%, 7.8%

HSV

0.0, 71.0%, 12.2%

CMYK

0.0%, 71.0%, 71.0%, 87.8%

OKLCH

0.1763 0.0385 21.8

Properties

Warm Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#1F0909

#091F1F

Analogous

#1F0914

#1F1409

#1F0909

Triadic

#1F0909

#091F09

#09091F

Split Complementary

#1F0909

#091F14

#09141F

Tetradic

#1F0909

#141F09

#091F1F

#14091F

Color Blindness Simulation

Original

#1F0909

Protanopia

#151509

Deuteranopia

#171809

Tritanopia

#1E0909

Achromatopsia

#0E0E0E

CSS Usage

background-color: #1F0909;
color: #1F0909;
border-color: #1F0909;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FBF4F4
100
#F5E5E5
200
#EFC8C8
300
#E3A0A0
400
#D56D6D
500
#C63939
600
#9E2E2E
700
#7E2525
800
#631D1D
900
#481818
950
#2E0F0F

Contrast Checker

Text on white

19.07:1

AA Pass AAA Pass

Text on black

1.1:1

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