#2B3F47

#2B3F47

Color Values

HEX

#2B3F47

RGB

43, 63, 71

HSL

197.1, 24.6%, 22.4%

HSV

197.1, 39.4%, 27.8%

CMYK

39.4%, 11.3%, 0.0%, 72.2%

OKLCH

0.3541 0.0289 224.7

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#2B3F47

#47332B

Analogous

#2B4741

#2B3147

#2B3F47

Triadic

#2B3F47

#472B3F

#3F472B

Split Complementary

#2B3F47

#472B31

#47412B

Tetradic

#2B3F47

#412B47

#47332B

#31472B

Color Blindness Simulation

Original

#2B3F47

Protanopia

#343445

Deuteranopia

#323145

Tritanopia

#2C4443

Achromatopsia

#3B3B3B

CSS Usage

background-color: #2B3F47;
color: #2B3F47;
border-color: #2B3F47;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F6F8F9
100
#E9EFF1
200
#D3DFE4
300
#B3C8D1
400
#89ABB8
500
#608D9F
600
#4D717F
700
#3E5A66
800
#30464F
900
#26353B
950
#182225

Contrast Checker

Text on white

11.03:1

AA Pass AAA Pass

Text on black

1.9:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026