#2B3243

#2B3243

Color Values

HEX

#2B3243

RGB

43, 50, 67

HSL

222.5, 21.8%, 21.6%

HSV

222.5, 35.8%, 26.3%

CMYK

35.8%, 25.4%, 0.0%, 73.7%

OKLCH

0.3181 0.032 267.2

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2B3243

#433C2B

Analogous

#2B3E43

#302B43

#2B3243

Triadic

#2B3243

#432B32

#32432B

Split Complementary

#2B3243

#43302B

#3E432B

Tetradic

#2B3243

#432B3E

#433C2B

#2B4330

Color Blindness Simulation

Original

#2B3243

Protanopia

#2E2E3F

Deuteranopia

#2E2D3E

Tritanopia

#2B3C3B

Achromatopsia

#323232

CSS Usage

background-color: #2B3243;
color: #2B3243;
border-color: #2B3243;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F7F9
100
#EAECF0
200
#D4D8E3
300
#B4BCCF
400
#8C98B5
500
#64749B
600
#505D7C
700
#404A63
800
#323A4E
900
#272C3A
950
#191C25

Contrast Checker

Text on white

12.8:1

AA Pass AAA Pass

Text on black

1.64:1

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