#2B4347

#2B4347

Color Values

HEX

#2B4347

RGB

43, 67, 71

HSL

188.6, 24.6%, 22.4%

HSV

188.6, 39.4%, 27.8%

CMYK

39.4%, 5.6%, 0.0%, 72.2%

OKLCH

0.3649 0.0304 209.0

Properties

Cool Dark Nearest: RAL 6004 Blue Green

Color Harmonies

Complementary

#2B4347

#472F2B

Analogous

#2B473D

#2B3547

#2B4347

Triadic

#2B4347

#472B43

#43472B

Split Complementary

#2B4347

#472B35

#473D2B

Tetradic

#2B4347

#3D2B47

#472F2B

#35472B

Color Blindness Simulation

Original

#2B4347

Protanopia

#353646

Deuteranopia

#343246

Tritanopia

#2C4545

Achromatopsia

#3E3E3E

CSS Usage

background-color: #2B4347;
color: #2B4347;
border-color: #2B4347;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F6F8F9
100
#E9F0F1
200
#D3E2E4
300
#B3CDD1
400
#89B1B8
500
#60969F
600
#4D787F
700
#3E6066
800
#304B4F
900
#26383B
950
#182325

Contrast Checker

Text on white

10.52:1

AA Pass AAA Pass

Text on black

2.0:1

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