#040B57

#040B57

Color Values

HEX

#040B57

RGB

4, 11, 87

HSL

234.9, 91.2%, 17.8%

HSV

234.9, 95.4%, 34.1%

CMYK

95.4%, 87.4%, 0.0%, 65.9%

OKLCH

0.2245 0.1308 266.4

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#040B57

#575004

Analogous

#043457

#260457

#040B57

Triadic

#040B57

#57040B

#0B5704

Split Complementary

#040B57

#572604

#345704

Tetradic

#040B57

#570434

#575004

#045726

Color Blindness Simulation

Original

#040B57

Protanopia

#070745

Deuteranopia

#070640

Tritanopia

#043633

Achromatopsia

#0F0F0F

CSS Usage

background-color: #040B57;
color: #040B57;
border-color: #040B57;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F1F2FD
100
#DFE2FB
200
#BBC0FC
300
#8A93FA
400
#4B59F7
500
#0B1FF4
600
#0919C3
700
#07149C
800
#060F7A
900
#090F58
950
#050A38

Contrast Checker

Text on white

17.64:1

AA Pass AAA Pass

Text on black

1.19:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026