#18111F

#18111F

Color Values

HEX

#18111F

RGB

24, 17, 31

HSL

270.0, 29.2%, 9.4%

HSV

270.0, 45.2%, 12.2%

CMYK

22.6%, 45.2%, 0.0%, 87.8%

OKLCH

0.1937 0.0294 306.7

Properties

Cool Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#18111F

#181F11

Analogous

#11111F

#1F111F

#18111F

Triadic

#18111F

#1F1811

#111F18

Split Complementary

#18111F

#1F1F11

#111F11

Tetradic

#18111F

#1F1111

#181F11

#111F1F

Color Blindness Simulation

Original

#18111F

Protanopia

#15151C

Deuteranopia

#15161B

Tritanopia

#181918

Achromatopsia

#131313

CSS Usage

background-color: #18111F;
color: #18111F;
border-color: #18111F;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F7F5F9
100
#EDE9F2
200
#DBD1E6
300
#C2B0D4
400
#A185BC
500
#805AA5
600
#664884
700
#523A69
800
#402D52
900
#30243D
950
#1F1727

Contrast Checker

Text on white

18.44:1

AA Pass AAA Pass

Text on black

1.14:1

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