#040649

#040649

Color Values

HEX

#040649

RGB

4, 6, 73

HSL

238.3, 89.6%, 15.1%

HSV

238.3, 94.5%, 28.6%

CMYK

94.5%, 91.8%, 0.0%, 71.4%

OKLCH

0.1973 0.1174 267.5

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#040649

#494704

Analogous

#042849

#250449

#040649

Triadic

#040649

#490406

#064904

Split Complementary

#040649

#492504

#284904

Tetradic

#040649

#490428

#494704

#044925

Color Blindness Simulation

Original

#040649

Protanopia

#050539

Deuteranopia

#050535

Tritanopia

#042C29

Achromatopsia

#0A0A0A

CSS Usage

background-color: #040649;
color: #040649;
border-color: #040649;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F2F2FD
100
#E0E0FB
200
#BBBDFB
300
#8B8EF9
400
#4C51F5
500
#0D14F2
600
#0B10C1
700
#080D9B
800
#070A79
900
#090C58
950
#060737

Contrast Checker

Text on white

18.63:1

AA Pass AAA Pass

Text on black

1.13:1

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