#040578

#040578

Color Values

HEX

#040578

RGB

4, 5, 120

HSL

239.5, 93.5%, 24.3%

HSV

239.5, 96.7%, 47.1%

CMYK

96.7%, 95.8%, 0.0%, 52.9%

OKLCH

0.2653 0.1749 265.5

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#040578

#787704

Analogous

#043F78

#3D0478

#040578

Triadic

#040578

#780405

#057804

Split Complementary

#040578

#783D04

#3F7804

Tetradic

#040578

#78043F

#787704

#04783D

Color Blindness Simulation

Original

#040578

Protanopia

#04045C

Deuteranopia

#040456

Tritanopia

#044641

Achromatopsia

#0D0D0D

CSS Usage

background-color: #040578;
color: #040578;
border-color: #040578;
Nearest Tailwind: Violet 900 #4C1D95

Tailwind Shades

50
#F1F1FD
100
#DFDFFB
200
#BABAFD
300
#898AFB
400
#484AF9
500
#080AF7
600
#0708C5
700
#05079E
800
#04057B
900
#080859
950
#050538

Contrast Checker

Text on white

16.18:1

AA Pass AAA Pass

Text on black

1.3:1

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