#283034

#283034

Color Values

HEX

#283034

RGB

40, 48, 52

HSL

200.0, 13.0%, 18.0%

HSV

200.0, 23.1%, 20.4%

CMYK

23.1%, 7.7%, 0.0%, 79.6%

OKLCH

0.3032 0.0132 229.4

Properties

Cool Dark Nearest: RAL 7016 Anthracite Grey

Color Harmonies

Complementary

#283034

#342C28

Analogous

#283432

#282A34

#283034

Triadic

#283034

#342830

#303428

Split Complementary

#283034

#34282A

#343228

Tetradic

#283034

#322834

#342C28

#2A3428

Color Blindness Simulation

Original

#283034

Protanopia

#2B2C33

Deuteranopia

#2B2A33

Tritanopia

#283232

Achromatopsia

#2F2F2F

CSS Usage

background-color: #283034;
color: #283034;
border-color: #283034;
Nearest Tailwind: Zinc 800 #27272A

Tailwind Shades

50
#F7F8F8
100
#EBEEEF
200
#D7DDE0
300
#BAC4CA
400
#94A5AD
500
#6F8590
600
#596A73
700
#47555C
800
#374348
900
#2B3236
950
#1B2022

Contrast Checker

Text on white

13.44:1

AA Pass AAA Pass

Text on black

1.56:1

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