#173E65

#173E65

Color Values

HEX

#173E65

RGB

23, 62, 101

HSL

210.0, 62.9%, 24.3%

HSV

210.0, 77.2%, 39.6%

CMYK

77.2%, 38.6%, 0.0%, 60.4%

OKLCH

0.3572 0.0808 251.1

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#173E65

#653E17

Analogous

#176565

#171765

#173E65

Triadic

#173E65

#65173E

#3E6517

Split Complementary

#173E65

#651717

#656517

Tetradic

#173E65

#651765

#653E17

#176517

Color Blindness Simulation

Original

#173E65

Protanopia

#28285C

Deuteranopia

#262359

Tritanopia

#195452

Achromatopsia

#393939

CSS Usage

background-color: #173E65;
color: #173E65;
border-color: #173E65;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F7FB
100
#E4EDF7
200
#C5DBF2
300
#9BC2E8
400
#65A1DC
500
#2F80D0
600
#2666A6
700
#1E5285
800
#184068
900
#15304C
950
#0D1F30

Contrast Checker

Text on white

10.98:1

AA Pass AAA Pass

Text on black

1.91:1

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