#05041F

#05041F

Color Values

HEX

#05041F

RGB

5, 4, 31

HSL

242.2, 77.1%, 6.9%

HSV

242.2, 87.1%, 12.2%

CMYK

83.9%, 87.1%, 0.0%, 87.8%

OKLCH

0.135 0.0582 277.7

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#05041F

#1E1F04

Analogous

#04111F

#13041F

#05041F

Triadic

#05041F

#1F0504

#041F05

Split Complementary

#05041F

#1F1304

#111F04

Tetradic

#05041F

#1F0411

#1E1F04

#041F13

Color Blindness Simulation

Original

#05041F

Protanopia

#050518

Deuteranopia

#050517

Tritanopia

#051312

Achromatopsia

#060606

CSS Usage

background-color: #05041F;
color: #05041F;
border-color: #05041F;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F3F2FC
100
#E2E1F9
200
#C2C0F7
300
#9693F1
400
#5D58E9
500
#241DE2
600
#1D17B5
700
#171391
800
#120F71
900
#110F52
950
#0B0934

Contrast Checker

Text on white

20.12:1

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