#375579

#375579

Color Values

HEX

#375579

RGB

55, 85, 121

HSL

212.7, 37.5%, 34.5%

HSV

212.7, 54.5%, 47.5%

CMYK

54.5%, 29.8%, 0.0%, 52.5%

OKLCH

0.4426 0.0696 253.7

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#375579

#795B37

Analogous

#377679

#3A3779

#375579

Triadic

#375579

#793755

#557937

Split Complementary

#375579

#793A37

#767937

Tetradic

#375579

#793776

#795B37

#37793A

Color Blindness Simulation

Original

#375579

Protanopia

#444470

Deuteranopia

#42406E

Tritanopia

#386968

Achromatopsia

#515151

CSS Usage

background-color: #375579;
color: #375579;
border-color: #375579;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CEDAE9
300
#ABC0D9
400
#7D9DC4
500
#507BAF
600
#40638C
700
#334F70
800
#283E58
900
#202F41
950
#141E29

Contrast Checker

Text on white

7.67:1

AA Pass AAA Pass

Text on black

2.74:1

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