#283436

#283436

Color Values

HEX

#283436

RGB

40, 52, 54

HSL

188.6, 14.9%, 18.4%

HSV

188.6, 25.9%, 21.2%

CMYK

25.9%, 3.7%, 0.0%, 78.8%

OKLCH

0.3149 0.0165 208.8

Properties

Cool Dark Nearest: RAL 7016 Anthracite Grey

Color Harmonies

Complementary

#283436

#362A28

Analogous

#283631

#282D36

#283436

Triadic

#283436

#362834

#343628

Split Complementary

#283436

#36282D

#363128

Tetradic

#283436

#312836

#362A28

#2D3628

Color Blindness Simulation

Original

#283436

Protanopia

#2D2D36

Deuteranopia

#2C2C35

Tritanopia

#293535

Achromatopsia

#323232

CSS Usage

background-color: #283436;
color: #283436;
border-color: #283436;
Nearest Tailwind: Zinc 800 #27272A

Tailwind Shades

50
#F6F8F8
100
#EBEFEF
200
#D6DFE1
300
#B9C8CB
400
#93ABAF
500
#6D8D92
600
#577175
700
#455A5E
800
#364749
900
#2A3537
950
#1A2223

Contrast Checker

Text on white

12.85:1

AA Pass AAA Pass

Text on black

1.63:1

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