#173C55

#173C55

Color Values

HEX

#173C55

RGB

23, 60, 85

HSL

204.2, 57.4%, 21.2%

HSV

204.2, 72.9%, 33.3%

CMYK

72.9%, 29.4%, 0.0%, 66.7%

OKLCH

0.342 0.0608 241.3

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#173C55

#553017

Analogous

#17554F

#171D55

#173C55

Triadic

#173C55

#55173C

#3C5517

Split Complementary

#173C55

#55171D

#554F17

Tetradic

#173C55

#4F1755

#553017

#1D5517

Color Blindness Simulation

Original

#173C55

Protanopia

#27274F

Deuteranopia

#25224E

Tritanopia

#194A49

Achromatopsia

#363636

CSS Usage

background-color: #173C55;
color: #173C55;
border-color: #173C55;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F8FB
100
#E4EFF6
200
#C7DFF0
300
#9FC9E5
400
#6AABD7
500
#368EC9
600
#2B71A1
700
#235B80
800
#1B4764
900
#173549
950
#0F222E

Contrast Checker

Text on white

11.58:1

AA Pass AAA Pass

Text on black

1.81:1

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