#040312

#040312

Color Values

HEX

#040312

RGB

4, 3, 18

HSL

244.0, 71.4%, 4.1%

HSV

244.0, 83.3%, 7.1%

CMYK

77.8%, 83.3%, 0.0%, 92.9%

OKLCH

0.1137 0.0383 283.3

Properties

Cool Dark Nearest: black

Color Harmonies

Complementary

#040312

#111203

Analogous

#030912

#0B0312

#040312

Triadic

#040312

#120403

#031204

Split Complementary

#040312

#120B03

#091203

Tetradic

#040312

#120309

#111203

#03120B

Color Blindness Simulation

Original

#040312

Protanopia

#04040E

Deuteranopia

#04040E

Tritanopia

#040C0B

Achromatopsia

#040404

CSS Usage

background-color: #040312;
color: #040312;
border-color: #040312;
Nearest Tailwind: Gray 950 #030712

Tailwind Shades

50
#F3F3FC
100
#E4E2F8
200
#C5C2F5
300
#9C96ED
400
#665DE4
500
#3124DB
600
#271DAF
700
#1F178C
800
#18126D
900
#151150
950
#0E0B32

Contrast Checker

Text on white

20.45:1

AA Pass AAA Pass

Text on black

1.03:1

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