#173828

#173828

Color Values

HEX

#173828

RGB

23, 56, 40

HSL

150.9, 41.8%, 15.5%

HSV

150.9, 58.9%, 22.0%

CMYK

58.9%, 0.0%, 28.6%, 78.0%

OKLCH

0.3104 0.0489 160.5

Properties

Cool Dark Nearest: RAL 6005 Moss Green

Color Harmonies

Complementary

#173828

#381727

Analogous

#173817

#173838

#173828

Triadic

#173828

#281738

#382817

Split Complementary

#173828

#381738

#381717

Tetradic

#173828

#171738

#381727

#383817

Color Blindness Simulation

Original

#173828

Protanopia

#25262C

Deuteranopia

#23212D

Tritanopia

#192F30

Achromatopsia

#303030

CSS Usage

background-color: #173828;
color: #173828;
border-color: #173828;
Nearest Tailwind: Emerald 950 #022C22

Tailwind Shades

50
#F5FAF7
100
#E7F3ED
200
#CCEADC
300
#A8DBC3
400
#79C8A2
500
#4AB581
600
#3B9167
700
#2F7453
800
#255A41
900
#1E4331
950
#132A1F

Contrast Checker

Text on white

12.86:1

AA Pass AAA Pass

Text on black

1.63:1

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