#0B191C

#0B191C

Color Values

HEX

#0B191C

RGB

11, 25, 28

HSL

190.6, 43.6%, 7.6%

HSV

190.6, 60.7%, 11.0%

CMYK

60.7%, 10.7%, 0.0%, 89.0%

OKLCH

0.2022 0.0203 212.8

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#0B191C

#1C0E0B

Analogous

#0B1C16

#0B101C

#0B191C

Triadic

#0B191C

#1C0B19

#191C0B

Split Complementary

#0B191C

#1C0B10

#1C160B

Tetradic

#0B191C

#160B1C

#1C0E0B

#101C0B

Color Blindness Simulation

Original

#0B191C

Protanopia

#11111B

Deuteranopia

#100F1B

Tritanopia

#0C1B1B

Achromatopsia

#161616

CSS Usage

background-color: #0B191C;
color: #0B191C;
border-color: #0B191C;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F5F9FA
100
#E7F1F4
200
#CCE5EB
300
#A7D3DC
400
#78BBCA
500
#48A3B7
600
#3A8392
700
#2E6975
800
#24525C
900
#1D3D43
950
#13262B

Contrast Checker

Text on white

17.95:1

AA Pass AAA Pass

Text on black

1.17:1

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