#030304

#030304

Color Values

HEX

#030304

RGB

3, 3, 4

HSL

240.0, 14.3%, 1.4%

HSV

240.0, 25.0%, 1.6%

CMYK

25.0%, 25.0%, 0.0%, 98.4%

OKLCH

0.0979 0.0044 285.6

Properties

Cool Dark Nearest: black

Color Harmonies

Complementary

#030304

#040403

Analogous

#030404

#040304

#030304

Triadic

#030304

#040303

#030403

Split Complementary

#030304

#040403

#040403

Tetradic

#030304

#040304

#040403

#030404

Color Blindness Simulation

Original

#030304

Protanopia

#030304

Deuteranopia

#030304

Tritanopia

#030404

Achromatopsia

#030303

CSS Usage

background-color: #030304;
color: #030304;
border-color: #030304;
Nearest Tailwind: Zinc 950 #09090B

Tailwind Shades

50
#F6F6F8
100
#EBEBEF
200
#D6D6E0
300
#B9B9CB
400
#9393AE
500
#6D6D92
600
#575775
700
#46465D
800
#373749
900
#2A2A37
950
#1B1B23

Contrast Checker

Text on white

20.62:1

AA Pass AAA Pass

Text on black

1.02:1

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