#282830

#282830

Color Values

HEX

#282830

RGB

40, 40, 48

HSL

240.0, 9.1%, 17.3%

HSV

240.0, 16.7%, 18.8%

CMYK

16.7%, 16.7%, 0.0%, 81.2%

OKLCH

0.2802 0.0146 285.4

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#282830

#303028

Analogous

#282C30

#2C2830

#282830

Triadic

#282830

#302828

#283028

Split Complementary

#282830

#302C28

#2C3028

Tetradic

#282830

#30282C

#303028

#28302C

Color Blindness Simulation

Original

#282830

Protanopia

#28282E

Deuteranopia

#28282E

Tritanopia

#282D2C

Achromatopsia

#292929

CSS Usage

background-color: #282830;
color: #282830;
border-color: #282830;
Nearest Tailwind: Zinc 800 #27272A

Tailwind Shades

50
#F7F7F8
100
#ECECEF
200
#D8D8DF
300
#BCBCC7
400
#9898A9
500
#74748B
600
#5D5D6F
700
#4A4A59
800
#3A3A46
900
#2C2C34
950
#1C1C21

Contrast Checker

Text on white

14.62:1

AA Pass AAA Pass

Text on black

1.44:1

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