#030429

#030429

Color Values

HEX

#030429

RGB

3, 4, 41

HSL

238.4, 86.4%, 8.6%

HSV

238.4, 92.7%, 16.1%

CMYK

92.7%, 90.2%, 0.0%, 83.9%

OKLCH

0.1456 0.0756 270.3

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#030429

#292803

Analogous

#031729

#150329

#030429

Triadic

#030429

#290304

#042903

Split Complementary

#030429

#291503

#172903

Tetradic

#030429

#290317

#292803

#032915

Color Blindness Simulation

Original

#030429

Protanopia

#030320

Deuteranopia

#03031E

Tritanopia

#031917

Achromatopsia

#060606

CSS Usage

background-color: #030429;
color: #030429;
border-color: #030429;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F2F2FD
100
#E0E1FA
200
#BCBEFA
300
#8D90F7
400
#4F53F2
500
#1117EE
600
#0E13BE
700
#0B0F98
800
#090C77
900
#0B0D56
950
#070836

Contrast Checker

Text on white

19.94:1

AA Pass AAA Pass

Text on black

1.05:1

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