#282233

#282233

Color Values

HEX

#282233

RGB

40, 34, 51

HSL

261.2, 20.0%, 16.7%

HSV

261.2, 33.3%, 20.0%

CMYK

21.6%, 33.3%, 0.0%, 80.0%

OKLCH

0.2665 0.0322 300.4

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#282233

#2D3322

Analogous

#222533

#312233

#282233

Triadic

#282233

#332822

#223328

Split Complementary

#282233

#333122

#253322

Tetradic

#282233

#332225

#2D3322

#223331

Color Blindness Simulation

Original

#282233

Protanopia

#25252F

Deuteranopia

#26262E

Tritanopia

#282C2B

Achromatopsia

#252525

CSS Usage

background-color: #282233;
color: #282233;
border-color: #282233;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F7F6F9
100
#ECEAF0
200
#D9D4E2
300
#BEB6CE
400
#9B8EB4
500
#786699
600
#60527A
700
#4D4162
800
#3C334D
900
#2E2839
950
#1D1924

Contrast Checker

Text on white

15.36:1

AA Pass AAA Pass

Text on black

1.37:1

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