#223B55

#223B55

Color Values

HEX

#223B55

RGB

34, 59, 85

HSL

210.6, 42.9%, 23.3%

HSV

210.6, 60.0%, 33.3%

CMYK

60.0%, 30.6%, 0.0%, 66.7%

OKLCH

0.3448 0.0554 250.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#223B55

#553C22

Analogous

#225455

#222255

#223B55

Triadic

#223B55

#55223B

#3B5522

Split Complementary

#223B55

#552222

#545522

Tetradic

#223B55

#552254

#553C22

#225522

Color Blindness Simulation

Original

#223B55

Protanopia

#2D2D4F

Deuteranopia

#2B2A4D

Tritanopia

#234A49

Achromatopsia

#383838

CSS Usage

background-color: #223B55;
color: #223B55;
border-color: #223B55;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E7EDF4
200
#CCDBEB
300
#A8C1DC
400
#78A0C9
500
#497EB6
600
#3A6592
700
#2F5175
800
#243F5B
900
#1E3043
950
#131E2A

Contrast Checker

Text on white

11.51:1

AA Pass AAA Pass

Text on black

1.82:1

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