#505C51

#505C51

Color Values

HEX

#505C51

RGB

80, 92, 81

HSL

125.0, 7.0%, 33.7%

HSV

125.0, 13.0%, 36.1%

CMYK

13.0%, 0.0%, 12.0%, 63.9%

OKLCH

0.4609 0.0231 147.5

Properties

Cool Dark Nearest: RAL 7009 Green Grey

Color Harmonies

Complementary

#505C51

#5C505B

Analogous

#555C50

#505C57

#505C51

Triadic

#505C51

#51505C

#5C5150

Split Complementary

#505C51

#57505C

#5C5055

Tetradic

#505C51

#50555C

#5C505B

#5C5750

Color Blindness Simulation

Original

#505C51

Protanopia

#555554

Deuteranopia

#545454

Tritanopia

#515656

Achromatopsia

#595959

CSS Usage

background-color: #505C51;
color: #505C51;
border-color: #505C51;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#ECEEEC
200
#D9DED9
300
#BEC6BE
400
#9AA79B
500
#778878
600
#5F6D60
700
#4C574D
800
#3B443C
900
#2D342E
950
#1D211D

Contrast Checker

Text on white

7.02:1

AA Pass AAA Pass

Text on black

2.99:1

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