#03191B

#03191B

Color Values

HEX

#03191B

RGB

3, 25, 27

HSL

185.0, 80.0%, 5.9%

HSV

185.0, 88.9%, 10.6%

CMYK

88.9%, 7.4%, 0.0%, 89.4%

OKLCH

0.1963 0.0291 203.0

Properties

Cool Dark Nearest: RAL 9011 Graphite Black

Color Harmonies

Complementary

#03191B

#1B0503

Analogous

#031B11

#030D1B

#03191B

Triadic

#03191B

#1B0319

#191B03

Split Complementary

#03191B

#1B030D

#1B1103

Tetradic

#03191B

#11031B

#1B0503

#0D1B03

Color Blindness Simulation

Original

#03191B

Protanopia

#0D0D1B

Deuteranopia

#0B0A1A

Tritanopia

#041A1A

Achromatopsia

#141414

CSS Usage

background-color: #03191B;
color: #03191B;
border-color: #03191B;
Nearest Tailwind: Neutral 900 #171717

Tailwind Shades

50
#F2FCFD
100
#E1F7F9
200
#BFF3F8
300
#91EBF3
400
#55E0EC
500
#19D4E6
600
#14AAB8
700
#108893
800
#0D6A73
900
#0E4E53
950
#093135

Contrast Checker

Text on white

18.12:1

AA Pass AAA Pass

Text on black

1.16:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026