#173333

#173333

Color Values

HEX

#173333

RGB

23, 51, 51

HSL

180.0, 37.8%, 14.5%

HSV

180.0, 54.9%, 20.0%

CMYK

54.9%, 0.0%, 0.0%, 80.0%

OKLCH

0.2993 0.034 195.5

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#173333

#331717

Analogous

#173325

#172533

#173333

Triadic

#173333

#331733

#333317

Split Complementary

#173333

#331725

#332517

Tetradic

#173333

#251733

#331717

#253317

Color Blindness Simulation

Original

#173333

Protanopia

#232333

Deuteranopia

#221F33

Tritanopia

#183333

Achromatopsia

#2D2D2D

CSS Usage

background-color: #173333;
color: #173333;
border-color: #173333;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F5FAFA
100
#E7F3F3
200
#CEE9E9
300
#ABD9D9
400
#7DC4C4
500
#4FB0B0
600
#3F8D8D
700
#337070
800
#285858
900
#204141
950
#142929

Contrast Checker

Text on white

13.48:1

AA Pass AAA Pass

Text on black

1.56:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026