#515357

#515357

Color Values

HEX

#515357

RGB

81, 83, 87

HSL

220.0, 3.6%, 32.9%

HSV

220.0, 6.9%, 34.1%

CMYK

6.9%, 4.6%, 0.0%, 65.9%

OKLCH

0.4418 0.007 264.5

Properties

Cool Dark Nearest: NCS S 7000-N Dark Grey

Color Harmonies

Complementary

#515357

#575551

Analogous

#515657

#525157

#515357

Triadic

#515357

#575153

#535751

Split Complementary

#515357

#575251

#565751

Tetradic

#515357

#575156

#575551

#515752

Color Blindness Simulation

Original

#515357

Protanopia

#525256

Deuteranopia

#525256

Tritanopia

#515555

Achromatopsia

#535353

CSS Usage

background-color: #515357;
color: #515357;
border-color: #515357;
Nearest Tailwind: Neutral 600 #525252

Tailwind Shades

50
#F7F7F8
100
#EDEDEE
200
#DADBDD
300
#C0C1C4
400
#9DA0A4
500
#7B7E84
600
#62656A
700
#4F5155
800
#3D3F42
900
#2F3032
950
#1E1E20

Contrast Checker

Text on white

7.71:1

AA Pass AAA Pass

Text on black

2.72:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026