#180404

#180404

Color Values

HEX

#180404

RGB

24, 4, 4

HSL

0.0, 71.4%, 5.5%

HSV

0.0, 83.3%, 9.4%

CMYK

0.0%, 83.3%, 83.3%, 90.6%

OKLCH

0.1473 0.0391 23.2

Properties

Warm Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#180404

#041818

Analogous

#18040E

#180E04

#180404

Triadic

#180404

#041804

#040418

Split Complementary

#180404

#04180E

#040E18

Tetradic

#180404

#0E1804

#041818

#0E0418

Color Blindness Simulation

Original

#180404

Protanopia

#0F0F04

Deuteranopia

#101204

Tritanopia

#170404

Achromatopsia

#080808

CSS Usage

background-color: #180404;
color: #180404;
border-color: #180404;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FCF3F3
100
#F8E2E2
200
#F5C2C2
300
#ED9696
400
#E45D5D
500
#DB2424
600
#AF1D1D
700
#8C1717
800
#6D1212
900
#501111
950
#320B0B

Contrast Checker

Text on white

19.85:1

AA Pass AAA Pass

Text on black

1.06:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026