#182133

#182133

Color Values

HEX

#182133

RGB

24, 33, 51

HSL

220.0, 36.0%, 14.7%

HSV

220.0, 52.9%, 20.0%

CMYK

52.9%, 35.3%, 0.0%, 80.0%

OKLCH

0.2484 0.0369 263.6

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#182133

#332A18

Analogous

#182E33

#1C1833

#182133

Triadic

#182133

#331821

#213318

Split Complementary

#182133

#331C18

#2E3318

Tetradic

#182133

#33182E

#332A18

#18331C

Color Blindness Simulation

Original

#182133

Protanopia

#1C1C2F

Deuteranopia

#1B1B2E

Tritanopia

#182B2A

Achromatopsia

#202020

CSS Usage

background-color: #182133;
color: #182133;
border-color: #182133;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8EBF3
200
#CED7E8
300
#ACBAD8
400
#7F95C3
500
#5270AD
600
#415A8B
700
#34486F
800
#293857
900
#212B40
950
#151B29

Contrast Checker

Text on white

16.1:1

AA Pass AAA Pass

Text on black

1.3:1

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