#378B89

#378B89

Color Values

HEX

#378B89

RGB

55, 139, 137

HSL

178.6, 43.3%, 38.0%

HSV

178.6, 60.4%, 54.5%

CMYK

60.4%, 0.0%, 1.4%, 45.5%

OKLCH

0.5857 0.0802 193.0

Properties

Cool Light Nearest: darkcyan

Color Harmonies

Complementary

#378B89

#8B3739

Analogous

#378B5F

#37638B

#378B89

Triadic

#378B89

#89378B

#8B8937

Split Complementary

#378B89

#8B3763

#8B5F37

Tetradic

#378B89

#5F378B

#8B3739

#638B37

Color Blindness Simulation

Original

#378B89

Protanopia

#5B5C89

Deuteranopia

#56508A

Tritanopia

#3B8A8A

Achromatopsia

#797979

CSS Usage

background-color: #378B89;
color: #378B89;
border-color: #378B89;
Nearest Tailwind: Teal 700 #0F766E

Tailwind Shades

50
#F5FAFA
100
#E7F4F3
200
#CCEBEA
300
#A7DCDB
400
#78CAC8
500
#48B7B4
600
#3A9290
700
#2E7573
800
#245B5A
900
#1E4342
950
#132B2A

Contrast Checker

Text on white

4.03:1

AA Fail AAA Fail

Text on black

5.22:1

AA Pass 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