#280707

#280707

Color Values

HEX

#280707

RGB

40, 7, 7

HSL

0.0, 70.2%, 9.2%

HSV

0.0, 82.5%, 15.7%

CMYK

0.0%, 82.5%, 82.5%, 84.3%

OKLCH

0.1903 0.0559 24.1

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#280707

#072828

Analogous

#280717

#281707

#280707

Triadic

#280707

#072807

#070728

Split Complementary

#280707

#072817

#071728

Tetradic

#280707

#172807

#072828

#170728

Color Blindness Simulation

Original

#280707

Protanopia

#1A1907

Deuteranopia

#1C1E07

Tritanopia

#260707

Achromatopsia

#0E0E0E

CSS Usage

background-color: #280707;
color: #280707;
border-color: #280707;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#FCF3F3
100
#F8E2E2
200
#F4C2C2
300
#ED9797
400
#E35E5E
500
#D92626
600
#AE1E1E
700
#8B1818
800
#6D1313
900
#4F1212
950
#320B0B

Contrast Checker

Text on white

18.69:1

AA Pass AAA Pass

Text on black

1.12:1

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