#243447

#243447

Color Values

HEX

#243447

RGB

36, 52, 71

HSL

212.6, 32.7%, 21.0%

HSV

212.6, 49.3%, 27.8%

CMYK

49.3%, 26.8%, 0.0%, 72.2%

OKLCH

0.3199 0.0402 253.2

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#243447

#473724

Analogous

#244647

#262447

#243447

Triadic

#243447

#472434

#344724

Split Complementary

#243447

#472624

#464724

Tetradic

#243447

#472446

#473724

#244726

Color Blindness Simulation

Original

#243447

Protanopia

#2B2B42

Deuteranopia

#2A2941

Tritanopia

#253F3E

Achromatopsia

#323232

CSS Usage

background-color: #243447;
color: #243447;
border-color: #243447;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F5F7F9
100
#E8EDF2
200
#D0DAE7
300
#AEC0D6
400
#829EC0
500
#567CA9
600
#456387
700
#374F6C
800
#2B3E55
900
#222F3F
950
#161E28

Contrast Checker

Text on white

12.67:1

AA Pass AAA Pass

Text on black

1.66:1

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