#143F5F

#143F5F

Color Values

HEX

#143F5F

RGB

20, 63, 95

HSL

205.6, 65.2%, 22.5%

HSV

205.6, 78.9%, 37.3%

CMYK

78.9%, 33.7%, 0.0%, 62.7%

OKLCH

0.355 0.0727 244.7

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#143F5F

#5F3414

Analogous

#145F59

#14195F

#143F5F

Triadic

#143F5F

#5F143F

#3F5F14

Split Complementary

#143F5F

#5F1419

#5F5914

Tetradic

#143F5F

#59145F

#5F3414

#195F14

Color Blindness Simulation

Original

#143F5F

Protanopia

#272757

Deuteranopia

#242155

Tritanopia

#165150

Achromatopsia

#383838

CSS Usage

background-color: #143F5F;
color: #143F5F;
border-color: #143F5F;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F8FC
100
#E3EFF7
200
#C4DFF3
300
#9AC8EA
400
#63AADE
500
#2C8CD3
600
#2370A9
700
#1C5987
800
#164669
900
#14354D
950
#0D2131

Contrast Checker

Text on white

11.02:1

AA Pass AAA Pass

Text on black

1.91:1

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