#223C53

#223C53

Color Values

HEX

#223C53

RGB

34, 60, 83

HSL

208.2, 41.9%, 22.9%

HSV

208.2, 59.0%, 32.5%

CMYK

59.0%, 27.7%, 0.0%, 67.5%

OKLCH

0.3463 0.0517 246.6

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#223C53

#533922

Analogous

#225351

#222353

#223C53

Triadic

#223C53

#53223C

#3C5322

Split Complementary

#223C53

#532223

#535122

Tetradic

#223C53

#512253

#533922

#235322

Color Blindness Simulation

Original

#223C53

Protanopia

#2D2D4D

Deuteranopia

#2C2A4C

Tritanopia

#234948

Achromatopsia

#383838

CSS Usage

background-color: #223C53;
color: #223C53;
border-color: #223C53;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E7EEF4
200
#CCDCEA
300
#A8C3DB
400
#79A3C8
500
#4A83B5
600
#3B6991
700
#2F5474
800
#25415A
900
#1E3243
950
#131F2A

Contrast Checker

Text on white

11.42:1

AA Pass AAA Pass

Text on black

1.84:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026