#040548

#040548

Color Values

HEX

#040548

RGB

4, 5, 72

HSL

239.1, 89.5%, 14.9%

HSV

239.1, 94.4%, 28.2%

CMYK

94.4%, 93.1%, 0.0%, 71.8%

OKLCH

0.1941 0.1173 267.7

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#040548

#484704

Analogous

#042748

#250448

#040548

Triadic

#040548

#480405

#054804

Split Complementary

#040548

#482504

#274804

Tetradic

#040548

#480427

#484704

#044825

Color Blindness Simulation

Original

#040548

Protanopia

#040438

Deuteranopia

#040434

Tritanopia

#042B28

Achromatopsia

#0A0A0A

CSS Usage

background-color: #040548;
color: #040548;
border-color: #040548;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F2F2FD
100
#E0E0FB
200
#BBBCFB
300
#8B8DF9
400
#4C4FF5
500
#0D11F2
600
#0B0DC1
700
#090B9B
800
#070879
900
#090B57
950
#060737

Contrast Checker

Text on white

18.74:1

AA Pass AAA Pass

Text on black

1.12:1

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