#525F57

#525F57

Color Values

HEX

#525F57

RGB

82, 95, 87

HSL

143.1, 7.3%, 34.7%

HSV

143.1, 13.7%, 37.3%

CMYK

13.7%, 0.0%, 8.4%, 62.7%

OKLCH

0.4717 0.0205 158.5

Properties

Cool Dark Nearest: RAL 7012 Basalt Grey

Color Harmonies

Complementary

#525F57

#5F525A

Analogous

#545F52

#525F5D

#525F57

Triadic

#525F57

#57525F

#5F5752

Split Complementary

#525F57

#5D525F

#5F5254

Tetradic

#525F57

#52545F

#5F525A

#5F5D52

Color Blindness Simulation

Original

#525F57

Protanopia

#585859

Deuteranopia

#575659

Tritanopia

#535A5B

Achromatopsia

#5C5C5C

CSS Usage

background-color: #525F57;
color: #525F57;
border-color: #525F57;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#ECEEED
200
#D9DEDB
300
#BDC6C1
400
#9AA89F
500
#76897D
600
#5F6D64
700
#4C5850
800
#3B443F
900
#2D3430
950
#1D211E

Contrast Checker

Text on white

6.7:1

AA Pass AAA Fail

Text on black

3.13:1

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