#2B4440

#2B4440

Color Values

HEX

#2B4440

RGB

43, 68, 64

HSL

170.4, 22.5%, 21.8%

HSV

170.4, 36.8%, 26.7%

CMYK

36.8%, 0.0%, 5.9%, 73.3%

OKLCH

0.3649 0.0316 183.4

Properties

Cool Dark Nearest: darkslategrey

Color Harmonies

Complementary

#2B4440

#442B2F

Analogous

#2B4434

#2B3C44

#2B4440

Triadic

#2B4440

#402B44

#44402B

Split Complementary

#2B4440

#442B3C

#44342B

Tetradic

#2B4440

#342B44

#442B2F

#3C442B

Color Blindness Simulation

Original

#2B4440

Protanopia

#363641

Deuteranopia

#343241

Tritanopia

#2C4242

Achromatopsia

#3E3E3E

CSS Usage

background-color: #2B4440;
color: #2B4440;
border-color: #2B4440;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F6F9F8
100
#EAF1EF
200
#D3E3E1
300
#B4D0CB
400
#8BB6AF
500
#639C93
600
#4F7D76
700
#3F645E
800
#314E4A
900
#273A37
950
#182523

Contrast Checker

Text on white

10.48:1

AA Pass AAA Pass

Text on black

2.0:1

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