#04041D

#04041D

Color Values

HEX

#04041D

RGB

4, 4, 29

HSL

240.0, 75.8%, 6.5%

HSV

240.0, 86.2%, 11.4%

CMYK

86.2%, 86.2%, 0.0%, 88.6%

OKLCH

0.131 0.0553 275.6

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#04041D

#1D1D04

Analogous

#04111D

#11041D

#04041D

Triadic

#04041D

#1D0404

#041D04

Split Complementary

#04041D

#1D1104

#111D04

Tetradic

#04041D

#1D0411

#1D1D04

#041D11

Color Blindness Simulation

Original

#04041D

Protanopia

#040417

Deuteranopia

#040415

Tritanopia

#041211

Achromatopsia

#060606

CSS Usage

background-color: #04041D;
color: #04041D;
border-color: #04041D;
Nearest Tailwind: Slate 950 #020617

Tailwind Shades

50
#F2F2FC
100
#E2E2F9
200
#C0C0F6
300
#9393F0
400
#5959E8
500
#1F1FE0
600
#1919B3
700
#14148F
800
#0F0F70
900
#0F0F52
950
#0A0A33

Contrast Checker

Text on white

20.19:1

AA Pass AAA Pass

Text on black

1.04:1

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