#0F021F

#0F021F

Color Values

HEX

#0F021F

RGB

15, 2, 31

HSL

266.9, 87.9%, 6.5%

HSV

266.9, 93.5%, 12.2%

CMYK

51.6%, 93.5%, 0.0%, 87.8%

OKLCH

0.1426 0.0638 301.7

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#0F021F

#121F02

Analogous

#02041F

#1E021F

#0F021F

Triadic

#0F021F

#1F0F02

#021F0F

Split Complementary

#0F021F

#1F1E02

#041F02

Tetradic

#0F021F

#1F0204

#121F02

#021F1E

Color Blindness Simulation

Original

#0F021F

Protanopia

#090918

Deuteranopia

#0A0B16

Tritanopia

#0E1211

Achromatopsia

#070707

CSS Usage

background-color: #0F021F;
color: #0F021F;
border-color: #0F021F;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F7F2FD
100
#ECE0FA
200
#D8BCFB
300
#BC8CF8
400
#984EF4
500
#740FF0
600
#5D0CC0
700
#4A0A99
800
#3A0878
900
#2C0A57
950
#1C0637

Contrast Checker

Text on white

20.02:1

AA Pass AAA Pass

Text on black

1.05:1

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