#57656B

#57656B

Color Values

HEX

#57656B

RGB

87, 101, 107

HSL

198.0, 10.3%, 38.0%

HSV

198.0, 18.7%, 42.0%

CMYK

18.7%, 5.6%, 0.0%, 58.0%

OKLCH

0.4971 0.0196 225.5

Properties

Cool Dark Nearest: NCS S 6000-N Medium Dark Grey

Color Harmonies

Complementary

#57656B

#6B5D57

Analogous

#576B67

#575B6B

#57656B

Triadic

#57656B

#6B5765

#656B57

Split Complementary

#57656B

#6B575B

#6B6757

Tetradic

#57656B

#67576B

#6B5D57

#5B6B57

Color Blindness Simulation

Original

#57656B

Protanopia

#5D5D6A

Deuteranopia

#5C5B69

Tritanopia

#586868

Achromatopsia

#626262

CSS Usage

background-color: #57656B;
color: #57656B;
border-color: #57656B;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F7F8F8
100
#ECEEEF
200
#D8DDDF
300
#BBC4C8
400
#97A5AA
500
#72858D
600
#5B6A71
700
#49555A
800
#394246
900
#2C3235
950
#1C2021

Contrast Checker

Text on white

6.04:1

AA Pass AAA Fail

Text on black

3.48:1

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