#212C39

#212C39

Color Values

HEX

#212C39

RGB

33, 44, 57

HSL

212.5, 26.7%, 17.6%

HSV

212.5, 42.1%, 22.4%

CMYK

42.1%, 22.8%, 0.0%, 77.6%

OKLCH

0.2889 0.0284 252.9

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#212C39

#392E21

Analogous

#213839

#222139

#212C39

Triadic

#212C39

#39212C

#2C3921

Split Complementary

#212C39

#392221

#383921

Tetradic

#212C39

#392138

#392E21

#213922

Color Blindness Simulation

Original

#212C39

Protanopia

#262636

Deuteranopia

#252435

Tritanopia

#223333

Achromatopsia

#2B2B2B

CSS Usage

background-color: #212C39;
color: #212C39;
border-color: #212C39;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F6F7F9
100
#E9EDF1
200
#D2DBE5
300
#B1C0D2
400
#879FBA
500
#5D7DA2
600
#4B6481
700
#3C5067
800
#2F3E51
900
#252F3C
950
#171E26

Contrast Checker

Text on white

14.15:1

AA Pass AAA Pass

Text on black

1.48:1

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