#181E2D

#181E2D

Color Values

HEX

#181E2D

RGB

24, 30, 45

HSL

222.9, 30.4%, 13.5%

HSV

222.9, 46.7%, 17.6%

CMYK

46.7%, 33.3%, 0.0%, 82.4%

OKLCH

0.2366 0.0304 267.3

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#181E2D

#2D2718

Analogous

#18282D

#1C182D

#181E2D

Triadic

#181E2D

#2D181E

#1E2D18

Split Complementary

#181E2D

#2D1C18

#282D18

Tetradic

#181E2D

#2D1828

#2D2718

#182D1C

Color Blindness Simulation

Original

#181E2D

Protanopia

#1B1B29

Deuteranopia

#1A1A28

Tritanopia

#182726

Achromatopsia

#1E1E1E

CSS Usage

background-color: #181E2D;
color: #181E2D;
border-color: #181E2D;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F5F6F9
100
#E9EBF2
200
#D0D7E6
300
#AFBAD4
400
#8494BD
500
#596FA6
600
#475985
700
#39476A
800
#2C3753
900
#232B3E
950
#161B27

Contrast Checker

Text on white

16.63:1

AA Pass AAA Pass

Text on black

1.26:1

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