#183D48

#183D48

Color Values

HEX

#183D48

RGB

24, 61, 72

HSL

193.8, 50.0%, 18.8%

HSV

193.8, 66.7%, 28.2%

CMYK

66.7%, 15.3%, 0.0%, 71.8%

OKLCH

0.3383 0.046 220.2

Properties

Cool Dark Nearest: RAL 6004 Blue Green

Color Harmonies

Complementary

#183D48

#482318

Analogous

#18483B

#182548

#183D48

Triadic

#183D48

#48183D

#3D4818

Split Complementary

#183D48

#481825

#483B18

Tetradic

#183D48

#3B1848

#482318

#254818

Color Blindness Simulation

Original

#183D48

Protanopia

#282845

Deuteranopia

#262345

Tritanopia

#1A4343

Achromatopsia

#363636

CSS Usage

background-color: #183D48;
color: #183D48;
border-color: #183D48;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F4F9FB
100
#E6F1F5
200
#C9E5ED
300
#A3D2E0
400
#71BAD0
500
#40A2BF
600
#338299
700
#29687A
800
#205160
900
#1B3C46
950
#11262C

Contrast Checker

Text on white

11.67:1

AA Pass AAA Pass

Text on black

1.8:1

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