#040561

#040561

Color Values

HEX

#040561

RGB

4, 5, 97

HSL

239.4, 92.1%, 19.8%

HSV

239.4, 95.9%, 38.0%

CMYK

95.9%, 94.8%, 0.0%, 62.0%

OKLCH

0.2313 0.1483 266.2

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#040561

#616004

Analogous

#043361

#320461

#040561

Triadic

#040561

#610405

#056104

Split Complementary

#040561

#613204

#336104

Tetradic

#040561

#610433

#616004

#046132

Color Blindness Simulation

Original

#040561

Protanopia

#04044B

Deuteranopia

#040445

Tritanopia

#043935

Achromatopsia

#0B0B0B

CSS Usage

background-color: #040561;
color: #040561;
border-color: #040561;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F1F1FD
100
#DFDFFB
200
#BABBFC
300
#898BFA
400
#4A4BF8
500
#0A0CF5
600
#080AC4
700
#06089D
800
#05067A
900
#080959
950
#050638

Contrast Checker

Text on white

17.51:1

AA Pass AAA Pass

Text on black

1.2:1

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