#280B0C

#280B0C

Color Values

HEX

#280B0C

RGB

40, 11, 12

HSL

357.9, 56.9%, 10.0%

HSV

357.9, 72.5%, 15.7%

CMYK

0.0%, 72.5%, 70.0%, 84.3%

OKLCH

0.1987 0.0488 20.6

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#280B0C

#0B2827

Analogous

#280B1B

#28180B

#280B0C

Triadic

#280B0C

#0C280B

#0B0C28

Split Complementary

#280B0C

#0B2818

#0B1B28

Tetradic

#280B0C

#1B280B

#0B2827

#180B28

Color Blindness Simulation

Original

#280B0C

Protanopia

#1B1B0C

Deuteranopia

#1D1F0C

Tritanopia

#270C0C

Achromatopsia

#111111

CSS Usage

background-color: #280B0C;
color: #280B0C;
border-color: #280B0C;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#FBF4F4
100
#F6E5E5
200
#F0C7C8
300
#E59FA1
400
#D66B6F
500
#C8373C
600
#A02C30
700
#802326
800
#641B1E
900
#491819
950
#2E0F10

Contrast Checker

Text on white

18.37:1

AA Pass AAA Pass

Text on black

1.14:1

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