#81878D

#81878D

Color Values

HEX

#81878D

RGB

129, 135, 141

HSL

210.0, 5.0%, 52.9%

HSV

210.0, 8.5%, 55.3%

CMYK

8.5%, 4.3%, 0.0%, 44.7%

OKLCH

0.6204 0.0115 248.0

Properties

Cool Light Nearest: RAL 7046 Telegrey 2

Color Harmonies

Complementary

#81878D

#8D8781

Analogous

#818D8D

#81818D

#81878D

Triadic

#81878D

#8D8187

#878D81

Split Complementary

#81878D

#8D8181

#8D8D81

Tetradic

#81878D

#8D818D

#8D8781

#818D81

Color Blindness Simulation

Original

#81878D

Protanopia

#84848C

Deuteranopia

#83838B

Tritanopia

#818A8A

Achromatopsia

#868686

CSS Usage

background-color: #81878D;
color: #81878D;
border-color: #81878D;
Nearest Tailwind: Neutral 500 #737373

Tailwind Shades

50
#F7F7F8
100
#ECEDEE
200
#DADBDD
300
#BFC2C5
400
#9CA1A5
500
#798086
600
#61666B
700
#4E5256
800
#3D4043
900
#2E3033
950
#1D1F20

Contrast Checker

Text on white

3.63:1

AA Fail AAA Fail

Text on black

5.78:1

AA Pass 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