#0B0F19

#0B0F19

Color Values

HEX

#0B0F19

RGB

11, 15, 25

HSL

222.9, 38.9%, 7.1%

HSV

222.9, 56.0%, 9.8%

CMYK

56.0%, 40.0%, 0.0%, 90.2%

OKLCH

0.1695 0.022 267.3

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#0B0F19

#19150B

Analogous

#0B1619

#0E0B19

#0B0F19

Triadic

#0B0F19

#190B0F

#0F190B

Split Complementary

#0B0F19

#190E0B

#16190B

Tetradic

#0B0F19

#190B16

#19150B

#0B190E

Color Blindness Simulation

Original

#0B0F19

Protanopia

#0D0D17

Deuteranopia

#0C0C16

Tritanopia

#0B1514

Achromatopsia

#0F0F0F

CSS Usage

background-color: #0B0F19;
color: #0B0F19;
border-color: #0B0F19;
Nearest Tailwind: Gray 950 #030712

Tailwind Shades

50
#F5F6FA
100
#E7EBF3
200
#CDD5E9
300
#AAB8DA
400
#7C91C5
500
#4E6AB1
600
#3E558E
700
#324471
800
#273559
900
#1F2941
950
#141A29

Contrast Checker

Text on white

19.15:1

AA Pass AAA Pass

Text on black

1.1:1

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