#03090C

#03090C

Color Values

HEX

#03090C

RGB

3, 9, 12

HSL

200.0, 60.0%, 2.9%

HSV

200.0, 75.0%, 4.7%

CMYK

75.0%, 25.0%, 0.0%, 95.3%

OKLCH

0.133 0.0146 223.1

Properties

Cool Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#03090C

#0C0603

Analogous

#030C0A

#03040C

#03090C

Triadic

#03090C

#0C0309

#090C03

Split Complementary

#03090C

#0C0304

#0C0A03

Tetradic

#03090C

#0A030C

#0C0603

#040C03

Color Blindness Simulation

Original

#03090C

Protanopia

#06060B

Deuteranopia

#05050B

Tritanopia

#030B0B

Achromatopsia

#080808

CSS Usage

background-color: #03090C;
color: #03090C;
border-color: #03090C;
Nearest Tailwind: Zinc 950 #09090B

Tailwind Shades

50
#F3F9FB
100
#E4F0F6
200
#C6E2F1
300
#9DCEE7
400
#68B4D9
500
#3399CC
600
#297AA3
700
#216283
800
#1A4C66
900
#16394B
950
#0E242F

Contrast Checker

Text on white

20.03:1

AA Pass AAA Pass

Text on black

1.05:1

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