#517AF0

#517AF0

Color Values

HEX

#517AF0

RGB

81, 122, 240

HSL

224.5, 84.1%, 62.9%

HSV

224.5, 66.2%, 94.1%

CMYK

66.2%, 49.2%, 0.0%, 5.9%

OKLCH

0.6116 0.183 266.6

Properties

Cool Light Nearest: royalblue

Color Harmonies

Complementary

#517AF0

#F0C751

Analogous

#51CAF0

#7751F0

#517AF0

Triadic

#517AF0

#F0517A

#7AF051

Split Complementary

#517AF0

#F07751

#CAF051

Tetradic

#517AF0

#F051CA

#F0C751

#51F077

Color Blindness Simulation

Original

#517AF0

Protanopia

#6363D3

Deuteranopia

#605DCD

Tritanopia

#53BDB8

Achromatopsia

#7A7A7A

CSS Usage

background-color: #517AF0;
color: #517AF0;
border-color: #517AF0;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F2F5FD
100
#E0E7FA
200
#BDCDF9
300
#8EA9F5
400
#517AF0
500
#144CEB
600
#103DBC
700
#0D3096
800
#0A2675
900
#0C1F55
950
#071336

Contrast Checker

Text on white

3.89:1

AA Fail AAA Fail

Text on black

5.39:1

AA Pass AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026