#173C5B

#173C5B

Color Values

HEX

#173C5B

RGB

23, 60, 91

HSL

207.4, 59.6%, 22.4%

HSV

207.4, 74.7%, 35.7%

CMYK

74.7%, 34.1%, 0.0%, 64.3%

OKLCH

0.3456 0.0688 246.8

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#173C5B

#5B3617

Analogous

#175B58

#171A5B

#173C5B

Triadic

#173C5B

#5B173C

#3C5B17

Split Complementary

#173C5B

#5B171A

#5B5817

Tetradic

#173C5B

#58175B

#5B3617

#1A5B17

Color Blindness Simulation

Original

#173C5B

Protanopia

#272754

Deuteranopia

#252252

Tritanopia

#194E4C

Achromatopsia

#363636

CSS Usage

background-color: #173C5B;
color: #173C5B;
border-color: #173C5B;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F3F8FB
100
#E4EEF6
200
#C6DDF1
300
#9DC5E6
400
#68A6D9
500
#3486CB
600
#296BA3
700
#215682
800
#1A4366
900
#16334A
950
#0E202F

Contrast Checker

Text on white

11.45:1

AA Pass AAA Pass

Text on black

1.83:1

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