#021C21

#021C21

Color Values

HEX

#021C21

RGB

2, 28, 33

HSL

189.7, 88.6%, 6.9%

HSV

189.7, 93.9%, 12.9%

CMYK

93.9%, 15.2%, 0.0%, 87.1%

OKLCH

0.2089 0.0338 212.1

Properties

Cool Dark Nearest: RAL 5004 Black Blue

Color Harmonies

Complementary

#021C21

#210702

Analogous

#022117

#020D21

#021C21

Triadic

#021C21

#21021C

#1C2102

Split Complementary

#021C21

#21020D

#211702

Tetradic

#021C21

#170221

#210702

#0D2102

Color Blindness Simulation

Original

#021C21

Protanopia

#0D0D20

Deuteranopia

#0C0A20

Tritanopia

#031F1F

Achromatopsia

#171717

CSS Usage

background-color: #021C21;
color: #021C21;
border-color: #021C21;
Nearest Tailwind: Zinc 900 #18181B

Tailwind Shades

50
#F2FBFD
100
#E0F6FB
200
#BCF1FB
300
#8CE6F8
400
#4DD9F4
500
#0FCCF0
600
#0CA3C0
700
#09839A
800
#076678
900
#0A4B57
950
#062F37

Contrast Checker

Text on white

17.64:1

AA Pass AAA Pass

Text on black

1.19:1

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