#57728D

#57728D

Color Values

HEX

#57728D

RGB

87, 114, 141

HSL

210,0, 23,7%, 44,7%

HSV

210,0, 38,3%, 55,3%

CMYK

38,3%, 19,1%, 0,0%, 44,7%

OKLCH

0,5415 0,053 248,8

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#57728D

#8D7257

Analogous

#578D8D

#57578D

#57728D

Triadic

#57728D

#8D5772

#728D57

Split Complementary

#57728D

#8D5757

#8D8D57

Tetradic

#57728D

#8D578D

#8D7257

#578D57

Color Blindness Simulation

Original

#57728D

Protanopia

#636386

Deuteranopia

#615F85

Tritanopia

#588180

Achromatopsia

#6E6E6E

CSS Usage

background-color: #57728D;
color: #57728D;
border-color: #57728D;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F7F9
100
#EAEDF1
200
#D3DBE4
300
#B3C2D0
400
#8AA1B7
500
#61809E
600
#4E667E
700
#3E5265
800
#31404F
900
#26303B
950
#181F25

Contrast Checker

Text on white

5,0:1

AA Pass AAA Fail

Text on black

4,2:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Oca 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Oca 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Oca 15, 2026