#211516

#211516

Color Values

HEX

#211516

RGB

33, 21, 22

HSL

355.0, 22.2%, 10.6%

HSV

355.0, 36.4%, 12.9%

CMYK

0.0%, 36.4%, 33.3%, 87.1%

OKLCH

0.2118 0.0198 13.3

Properties

Warm Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#211516

#152120

Analogous

#21151C

#211A15

#211516

Triadic

#211516

#162115

#151621

Split Complementary

#211516

#15211A

#151C21

Tetradic

#211516

#1C2115

#152120

#1A1521

Color Blindness Simulation

Original

#211516

Protanopia

#1C1C16

Deuteranopia

#1C1D16

Tritanopia

#201616

Achromatopsia

#181818

CSS Usage

background-color: #211516;
color: #211516;
border-color: #211516;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#F9F6F6
100
#F1EAEA
200
#E3D3D5
300
#CFB4B6
400
#B68C8F
500
#9C6368
600
#7D4F53
700
#643F43
800
#4E3234
900
#3A2728
950
#25181A

Contrast Checker

Text on white

17.74:1

AA Pass AAA Pass

Text on black

1.18:1

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