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Embed the Leap Year Calculator

Three quick steps — customize the look, choose how it behaves, then copy the code onto your site.

Name

Your reference only — not shown to visitors

Heading

Shown to visitors above the calculator, in every display mode. Leave blank for none.

Subheading

Optional supporting text shown just below the heading.

Theme

Accent / section color

Colors the calculator's own section bars and highlights — the whole calculator's look, not just the results panel.

#FF5C00

Background color

#FFFFFF

Results text color

#0A0C0B

Border radius

12px

Branding

Remove "Powered by Calcupedia"

Powered-by color

#FF5C00

Powered-by background

#FFFFFF

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Start Year

13,000

End Year

13,000

Leap Years in Range

The total number of leap years between the start and end year, inclusive.

Is the End Year a Leap Year?

Yes

Whether the End Year value itself is a leap year.

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