#577AA4

#577AA4

Color Values

HEX

#577AA4

RGB

87, 122, 164

HSL

212,7, 30,7%, 49,2%

HSV

212,7, 47,0%, 64,3%

CMYK

47,0%, 25,6%, 0,0%, 35,7%

OKLCH

0,5705 0,0766 253,5

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#577AA4

#A48157

Analogous

#57A1A4

#5A57A4

#577AA4

Triadic

#577AA4

#A4577A

#7AA457

Split Complementary

#577AA4

#A45A57

#A1A457

Tetradic

#577AA4

#A457A1

#A48157

#57A45A

Color Blindness Simulation

Original

#577AA4

Protanopia

#66669A

Deuteranopia

#646297

Tritanopia

#599290

Achromatopsia

#767676

CSS Usage

background-color: #577AA4;
color: #577AA4;
border-color: #577AA4;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7F9
100
#E8EDF2
200
#D0DAE6
300
#AFC0D5
400
#849EBE
500
#587CA7
600
#476385
700
#394F6B
800
#2C3E53
900
#232F3E
950
#161E27

Contrast Checker

Text on white

4,44:1

AA Fail AAA Fail

Text on black

4,73:1

AA Pass AAA Fail

Related Articles

Tutorials

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

يناير 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

يناير 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

يناير 15, 2026