#173E70

#173E70

Color Values

HEX

#173E70

RGB

23, 62, 112

HSL

213.7, 65.9%, 26.5%

HSV

213.7, 79.5%, 43.9%

CMYK

79.5%, 44.6%, 0.0%, 56.1%

OKLCH

0.3648 0.0968 256.1

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#173E70

#704917

Analogous

#176B70

#1D1770

#173E70

Triadic

#173E70

#70173E

#3E7017

Split Complementary

#173E70

#701D17

#6B7017

Tetradic

#173E70

#70176B

#704917

#17701D

Color Blindness Simulation

Original

#173E70

Protanopia

#282864

Deuteranopia

#262361

Tritanopia

#195A58

Achromatopsia

#393939

CSS Usage

background-color: #173E70;
color: #173E70;
border-color: #173E70;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F3F7FC
100
#E3ECF7
200
#C4D8F3
300
#99BDEA
400
#6299DF
500
#2B75D4
600
#235EA9
700
#1C4B87
800
#163B6A
900
#142D4D
950
#0C1C31

Contrast Checker

Text on white

10.72:1

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