#211F2C

#211F2C

Color Values

HEX

#211F2C

RGB

33, 31, 44

HSL

249.2, 17.3%, 14.7%

HSV

249.2, 29.5%, 17.3%

CMYK

25.0%, 29.5%, 0.0%, 82.7%

OKLCH

0.2475 0.0246 291.5

Properties

Cool Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#211F2C

#2A2C1F

Analogous

#1F232C

#271F2C

#211F2C

Triadic

#211F2C

#2C211F

#1F2C21

Split Complementary

#211F2C

#2C271F

#232C1F

Tetradic

#211F2C

#2C1F23

#2A2C1F

#1F2C27

Color Blindness Simulation

Original

#211F2C

Protanopia

#202029

Deuteranopia

#202028

Tritanopia

#212626

Achromatopsia

#202020

CSS Usage

background-color: #211F2C;
color: #211F2C;
border-color: #211F2C;
Nearest Tailwind: Gray 900 #111827

Tailwind Shades

50
#F7F6F8
100
#EBEBF0
200
#D7D5E1
300
#BAB7CC
400
#9590B1
500
#706996
600
#5A5478
700
#484360
800
#38354B
900
#2B2938
950
#1B1A23

Contrast Checker

Text on white

16.19:1

AA Pass AAA Pass

Text on black

1.3:1

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