#173345

#173345

Color Values

HEX

#173345

RGB

23, 51, 69

HSL

203.5, 50.0%, 18.0%

HSV

203.5, 66.7%, 27.1%

CMYK

66.7%, 26.1%, 0.0%, 72.9%

OKLCH

0.3081 0.047 239.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#173345

#452917

Analogous

#174540

#171C45

#173345

Triadic

#173345

#451733

#334517

Split Complementary

#173345

#45171C

#454017

Tetradic

#173345

#401745

#452917

#1C4517

Color Blindness Simulation

Original

#173345

Protanopia

#232341

Deuteranopia

#221F40

Tritanopia

#183D3C

Achromatopsia

#2E2E2E

CSS Usage

background-color: #173345;
color: #173345;
border-color: #173345;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F4F8FB
100
#E6EFF5
200
#C9DFED
300
#A3C8E0
400
#71ABD0
500
#408DBF
600
#337199
700
#295A7A
800
#204760
900
#1B3546
950
#11222C

Contrast Checker

Text on white

13.16:1

AA Pass AAA Pass

Text on black

1.6:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026