#00191C

#00191C

Color Values

HEX

#00191C

RGB

0, 25, 28

HSL

186.4, 100.0%, 5.5%

HSV

186.4, 100.0%, 11.0%

CMYK

100.0%, 10.7%, 0.0%, 89.0%

OKLCH

0.1948 0.0333 205.3

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#00191C

#1C0300

Analogous

#001C11

#000B1C

#00191C

Triadic

#00191C

#1C0019

#191C00

Split Complementary

#00191C

#1C000B

#1C1100

Tetradic

#00191C

#11001C

#1C0300

#0B1C00

Color Blindness Simulation

Original

#00191C

Protanopia

#0B0B1B

Deuteranopia

#09081B

Tritanopia

#011B1B

Achromatopsia

#141414

CSS Usage

background-color: #00191C;
color: #00191C;
border-color: #00191C;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F1FCFE
100
#DEF9FC
200
#B8F7FF
300
#85F2FF
400
#42EBFF
500
#00E4FF
600
#00B6CC
700
#0092A3
800
#007280
900
#05535C
950
#03343A

Contrast Checker

Text on white

18.17:1

AA Pass AAA Pass

Text on black

1.16:1

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