#517990

#517990

Color Values

HEX

#517990

RGB

81, 121, 144

HSL

201.9, 28.0%, 44.1%

HSV

201.9, 43.8%, 56.5%

CMYK

43.8%, 16.0%, 0.0%, 43.5%

OKLCH

0.5555 0.0573 234.4

Properties

Cool Dark Nearest: skyblue 4

Color Harmonies

Complementary

#517990

#906851

Analogous

#519087

#515990

#517990

Triadic

#517990

#905179

#799051

Split Complementary

#517990

#905159

#908751

Tetradic

#517990

#875190

#906851

#599051

Color Blindness Simulation

Original

#517990

Protanopia

#62638A

Deuteranopia

#605D89

Tritanopia

#538685

Achromatopsia

#727272

CSS Usage

background-color: #517990;
color: #517990;
border-color: #517990;
Nearest Tailwind: Slate 500 #64748B

Tailwind Shades

50
#F6F8F9
100
#E9EEF1
200
#D1DEE5
300
#B1C6D3
400
#86A8BB
500
#5C89A3
600
#496E83
700
#3B5868
800
#2E4552
900
#24343D
950
#172126

Contrast Checker

Text on white

4.68:1

AA Pass AAA Fail

Text on black

4.49:1

AA Fail 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