#223C39

#223C39

Color Values

HEX

#223C39

RGB

34, 60, 57

HSL

173.1, 27.7%, 18.4%

HSV

173.1, 43.3%, 23.5%

CMYK

43.3%, 0.0%, 5.0%, 76.5%

OKLCH

0.3341 0.0325 186.5

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#223C39

#3C2225

Analogous

#223C2C

#22323C

#223C39

Triadic

#223C39

#39223C

#3C3922

Split Complementary

#223C39

#3C2232

#3C2C22

Tetradic

#223C39

#2C223C

#3C2225

#323C22

Color Blindness Simulation

Original

#223C39

Protanopia

#2D2D3A

Deuteranopia

#2C2A3A

Tritanopia

#233A3A

Achromatopsia

#363636

CSS Usage

background-color: #223C39;
color: #223C39;
border-color: #223C39;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F6F9F9
100
#E9F1F0
200
#D1E5E3
300
#B1D3CF
400
#87BBB5
500
#5CA39B
600
#4A827C
700
#3B6863
800
#2E514D
900
#243D3A
950
#172624

Contrast Checker

Text on white

11.84:1

AA Pass AAA Pass

Text on black

1.77:1

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