#212D3C

#212D3C

Color Values

HEX

#212D3C

RGB

33, 45, 60

HSL

213.3, 29.0%, 18.2%

HSV

213.3, 45.0%, 23.5%

CMYK

45.0%, 25.0%, 0.0%, 76.5%

OKLCH

0.2931 0.0321 254.3

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#212D3C

#3C3021

Analogous

#213A3C

#22213C

#212D3C

Triadic

#212D3C

#3C212D

#2D3C21

Split Complementary

#212D3C

#3C2221

#3A3C21

Tetradic

#212D3C

#3C213A

#3C3021

#213C22

Color Blindness Simulation

Original

#212D3C

Protanopia

#262638

Deuteranopia

#262538

Tritanopia

#223635

Achromatopsia

#2C2C2C

CSS Usage

background-color: #212D3C;
color: #212D3C;
border-color: #212D3C;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F5F7F9
100
#E9EDF2
200
#D1DAE6
300
#B0C0D4
400
#859EBC
500
#5B7BA4
600
#486384
700
#3A4F69
800
#2D3E52
900
#242F3D
950
#171E27

Contrast Checker

Text on white

13.95:1

AA Pass AAA Pass

Text on black

1.51:1

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