#173237

#173237

Color Values

HEX

#173237

RGB

23, 50, 55

HSL

189.4, 41.0%, 15.3%

HSV

189.4, 58.2%, 21.6%

CMYK

58.2%, 9.1%, 0.0%, 78.4%

OKLCH

0.2981 0.0341 210.9

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#173237

#371C17

Analogous

#17372C

#172237

#173237

Triadic

#173237

#371732

#323717

Split Complementary

#173237

#371722

#372C17

Tetradic

#173237

#2C1737

#371C17

#223717

Color Blindness Simulation

Original

#173237

Protanopia

#232336

Deuteranopia

#211F36

Tritanopia

#183535

Achromatopsia

#2D2D2D

CSS Usage

background-color: #173237;
color: #173237;
border-color: #173237;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F5F9FA
100
#E7F1F3
200
#CDE5EA
300
#A9D3DB
400
#7ABBC7
500
#4BA3B4
600
#3C8390
700
#306973
800
#26525A
900
#1F3D42
950
#13262A

Contrast Checker

Text on white

13.57:1

AA Pass AAA Pass

Text on black

1.55:1

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