#03070D

#03070D

Color Values

HEX

#03070D

RGB

3, 7, 13

HSL

216.0, 62.5%, 3.1%

HSV

216.0, 76.9%, 5.1%

CMYK

76.9%, 46.2%, 0.0%, 94.9%

OKLCH

0.1258 0.0175 250.0

Properties

Cool Dark Nearest: RAL 9005 Jet Black

Color Harmonies

Complementary

#03070D

#0D0903

Analogous

#030C0D

#04030D

#03070D

Triadic

#03070D

#0D0307

#070D03

Split Complementary

#03070D

#0D0403

#0C0D03

Tetradic

#03070D

#0D030C

#0D0903

#030D04

Color Blindness Simulation

Original

#03070D

Protanopia

#05050C

Deuteranopia

#04040B

Tritanopia

#030A0A

Achromatopsia

#070707

CSS Usage

background-color: #03070D;
color: #03070D;
border-color: #03070D;
Nearest Tailwind: Zinc 950 #09090B

Tailwind Shades

50
#F3F7FB
100
#E4EBF7
200
#C5D7F2
300
#9CBAE8
400
#6695DC
500
#3070CF
600
#2659A6
700
#1F4785
800
#183868
900
#152B4C
950
#0D1B30

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