#173649

#173649

Color Values

HEX

#173649

RGB

23, 54, 73

HSL

202.8, 52.1%, 18.8%

HSV

202.8, 68.5%, 28.6%

CMYK

68.5%, 26.0%, 0.0%, 71.4%

OKLCH

0.3187 0.05 238.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#173649

#492A17

Analogous

#174943

#171D49

#173649

Triadic

#173649

#491736

#364917

Split Complementary

#173649

#49171D

#494317

Tetradic

#173649

#431749

#492A17

#1D4917

Color Blindness Simulation

Original

#173649

Protanopia

#242544

Deuteranopia

#232043

Tritanopia

#194140

Achromatopsia

#313131

CSS Usage

background-color: #173649;
color: #173649;
border-color: #173649;
Nearest Tailwind: Cyan 950 #083344

Tailwind Shades

50
#F4F8FB
100
#E5EFF5
200
#C9E0EE
300
#A2C9E2
400
#6FACD2
500
#3D8FC2
600
#31739B
700
#275C7C
800
#1F4861
900
#1A3647
950
#10222D

Contrast Checker

Text on white

12.65:1

AA Pass AAA Pass

Text on black

1.66:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026