#223245

#223245

Color Values

HEX

#223245

RGB

34, 50, 69

HSL

212.6, 34.0%, 20.2%

HSV

212.6, 50.7%, 27.1%

CMYK

50.7%, 27.5%, 0.0%, 72.9%

OKLCH

0.3121 0.0404 253.3

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#223245

#453522

Analogous

#224445

#242245

#223245

Triadic

#223245

#452232

#324522

Split Complementary

#223245

#452422

#444522

Tetradic

#223245

#452244

#453522

#224524

Color Blindness Simulation

Original

#223245

Protanopia

#292940

Deuteranopia

#28273F

Tritanopia

#233D3C

Achromatopsia

#303030

CSS Usage

background-color: #223245;
color: #223245;
border-color: #223245;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7FA
100
#E8EDF2
200
#CFDAE7
300
#ADC0D7
400
#819EC1
500
#547CAB
600
#436389
700
#364F6D
800
#2A3E55
900
#222F3F
950
#151E28

Contrast Checker

Text on white

13.04:1

AA Pass AAA Pass

Text on black

1.61:1

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