#173B74

#173B74

Color Values

HEX

#173B74

RGB

23, 59, 116

HSL

216.8, 66.9%, 27.3%

HSV

216.8, 80.2%, 45.5%

CMYK

80.2%, 49.1%, 0.0%, 54.5%

OKLCH

0.3605 0.1065 259.4

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#173B74

#745017

Analogous

#176A74

#221774

#173B74

Triadic

#173B74

#74173B

#3B7417

Split Complementary

#173B74

#742217

#6A7417

Tetradic

#173B74

#74176A

#745017

#177422

Color Blindness Simulation

Original

#173B74

Protanopia

#272766

Deuteranopia

#242263

Tritanopia

#195B59

Achromatopsia

#373737

CSS Usage

background-color: #173B74;
color: #173B74;
border-color: #173B74;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F3F6FC
100
#E3EBF7
200
#C3D6F3
300
#99B9EB
400
#6292E0
500
#2A6CD5
600
#2257AA
700
#1B4588
800
#15366A
900
#132A4E
950
#0C1A31

Contrast Checker

Text on white

10.97:1

AA Pass AAA Pass

Text on black

1.91:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026