#173D74

#173D74

Color Values

HEX

#173D74

RGB

23, 61, 116

HSL

215.5, 66.9%, 27.3%

HSV

215.5, 80.2%, 45.5%

CMYK

80.2%, 47.4%, 0.0%, 54.5%

OKLCH

0.3653 0.1039 258.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#173D74

#744E17

Analogous

#176C74

#201774

#173D74

Triadic

#173D74

#74173D

#3D7417

Split Complementary

#173D74

#742017

#6C7417

Tetradic

#173D74

#74176C

#744E17

#177420

Color Blindness Simulation

Original

#173D74

Protanopia

#272867

Deuteranopia

#252263

Tritanopia

#195C5A

Achromatopsia

#393939

CSS Usage

background-color: #173D74;
color: #173D74;
border-color: #173D74;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F3F7FC
100
#E3EBF7
200
#C3D7F3
300
#99BAEB
400
#6295E0
500
#2A70D5
600
#2259AA
700
#1B4888
800
#15386A
900
#132B4E
950
#0C1B31

Contrast Checker

Text on white

10.74:1

AA Pass AAA Pass

Text on black

1.96:1

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