#375163

#375163

Color Values

HEX

#375163

RGB

55, 81, 99

HSL

204.5, 28.6%, 30.2%

HSV

204.5, 44.4%, 38.8%

CMYK

44.4%, 18.2%, 0.0%, 61.2%

OKLCH

0.4216 0.0436 239.3

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#375163

#634937

Analogous

#37635F

#373B63

#375163

Triadic

#375163

#633751

#516337

Split Complementary

#375163

#63373B

#635F37

Tetradic

#375163

#5F3763

#634937

#3B6337

Color Blindness Simulation

Original

#375163

Protanopia

#42425F

Deuteranopia

#413F5E

Tritanopia

#385B5A

Achromatopsia

#4D4D4D

CSS Usage

background-color: #375163;
color: #375163;
border-color: #375163;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F5F8F9
100
#E9EEF1
200
#D1DDE6
300
#B0C5D3
400
#86A6BC
500
#5B86A4
600
#496B83
700
#3A5669
800
#2E4352
900
#24333D
950
#172026

Contrast Checker

Text on white

8.33:1

AA Pass AAA Pass

Text on black

2.52:1

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