#516AF1

#516AF1

Color Values

HEX

#516AF1

RGB

81, 106, 241

HSL

230.6, 85.1%, 63.1%

HSV

230.6, 66.4%, 94.5%

CMYK

66.4%, 56.0%, 0.0%, 5.5%

OKLCH

0.5817 0.2036 270.8

Properties

Cool Light Nearest: royalblue 1

Color Harmonies

Complementary

#516AF1

#F1D851

Analogous

#51BAF1

#8851F1

#516AF1

Triadic

#516AF1

#F1516A

#6AF151

Split Complementary

#516AF1

#F18851

#BAF151

Tetradic

#516AF1

#F151BA

#F1D851

#51F188

Color Blindness Simulation

Original

#516AF1

Protanopia

#5C5CD0

Deuteranopia

#5A58C8

Tritanopia

#52B7B1

Achromatopsia

#6E6E6E

CSS Usage

background-color: #516AF1;
color: #516AF1;
border-color: #516AF1;
Nearest Tailwind: Indigo 500 #6366F1

Tailwind Shades

50
#F2F4FD
100
#E0E4FA
200
#BDC6FA
300
#8E9EF6
400
#506AF1
500
#1335EC
600
#0F2ABD
700
#0C2297
800
#091A76
900
#0B1756
950
#070F36

Contrast Checker

Text on white

4.49:1

AA Fail AAA Fail

Text on black

4.68:1

AA Pass AAA Fail

Related Articles

Tutorials

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

1月 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1月 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1月 15, 2026