#0C0929

#0C0929

Color Values

HEX

#0C0929

RGB

12, 9, 41

HSL

245.6, 64.0%, 9.8%

HSV

245.6, 78.0%, 16.1%

CMYK

70.7%, 78.0%, 0.0%, 83.9%

OKLCH

0.1686 0.0628 281.6

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#0C0929

#262909

Analogous

#091629

#1C0929

#0C0929

Triadic

#0C0929

#290C09

#09290C

Split Complementary

#0C0929

#291C09

#162909

Tetradic

#0C0929

#290916

#262909

#09291C

Color Blindness Simulation

Original

#0C0929

Protanopia

#0B0B21

Deuteranopia

#0B0B1F

Tritanopia

#0C1B1A

Achromatopsia

#0C0C0C

CSS Usage

background-color: #0C0929;
color: #0C0929;
border-color: #0C0929;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F4F3FC
100
#E5E3F7
200
#C9C4F2
300
#A29BE9
400
#7064DD
500
#3D2ED1
600
#3125A7
700
#271D86
800
#1F1769
900
#1A154C
950
#100D30

Contrast Checker

Text on white

19.32:1

AA Pass AAA Pass

Text on black

1.09:1

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