#577CA1

#577CA1

Color Values

HEX

#577CA1

RGB

87, 124, 161

HSL

210.0, 29.8%, 48.6%

HSV

210.0, 46.0%, 63.1%

CMYK

46.0%, 23.0%, 0.0%, 36.9%

OKLCH

0.5736 0.0711 249.2

Properties

Cool Light Nearest: skyblue 4

Color Harmonies

Complementary

#577CA1

#A17C57

Analogous

#57A1A1

#5757A1

#577CA1

Triadic

#577CA1

#A1577C

#7CA157

Split Complementary

#577CA1

#A15757

#A1A157

Tetradic

#577CA1

#A157A1

#A17C57

#57A157

Color Blindness Simulation

Original

#577CA1

Protanopia

#676798

Deuteranopia

#656296

Tritanopia

#59918F

Achromatopsia

#777777

CSS Usage

background-color: #577CA1;
color: #577CA1;
border-color: #577CA1;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F5F7F9
100
#E9EDF2
200
#D1DBE6
300
#B0C2D4
400
#85A1BD
500
#5A80A5
600
#486684
700
#39526A
800
#2D4053
900
#23303D
950
#161F27

Contrast Checker

Text on white

4.37:1

AA Fail AAA Fail

Text on black

4.8:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026