#213638

#213638

Color Values

HEX

#213638

RGB

33, 54, 56

HSL

185.2, 25.8%, 17.5%

HSV

185.2, 41.1%, 22.0%

CMYK

41.1%, 3.6%, 0.0%, 78.0%

OKLCH

0.3161 0.027 203.5

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#213638

#382321

Analogous

#21382F

#212B38

#213638

Triadic

#213638

#382136

#363821

Split Complementary

#213638

#38212B

#382F21

Tetradic

#213638

#2F2138

#382321

#2B3821

Color Blindness Simulation

Original

#213638

Protanopia

#2A2A38

Deuteranopia

#292737

Tritanopia

#223737

Achromatopsia

#323232

CSS Usage

background-color: #213638;
color: #213638;
border-color: #213638;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F6F9F9
100
#E9F0F1
200
#D2E3E5
300
#B2CFD2
400
#88B5B9
500
#5F9BA0
600
#4C7C80
700
#3D6367
800
#2F4D50
900
#253A3C
950
#172426

Contrast Checker

Text on white

12.73:1

AA Pass AAA Pass

Text on black

1.65:1

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