Body Font Size

In the table below, select a body font size in pixels (px) to display a complete “px to em and percent” conversion table.

Tip: The default font size is usually 16px.pxempercent

5px 0.3125em 31.25%

6px 0.3750em 37.50%

7px 0.4375em 43.75%

8px 0.5000em 50.00%

9px 0.5625em 56.25%

10px 0.6250em 62.50%

11px 0.6875em 68.75%

12px 0.7500em 75.00%

13px 0.8125em 81.25%

14px 0.8750em 87.50%

15px 0.9375em 93.75%

16px 1.0000em 100.00%

17px 1.0625em 106.25%

18px 1.1250em 112.50%

19px 1.1875em 118.75%

20px 1.2500em 125.00%

21px 1.3125em 131.25%

22px 1.3750em 137.50%

23px 1.4375em 143.75%

24px 1.5000em 150.00%

25px 1.5625em 156.25%

What is the difference between PX, EM and %?

Pixel is a static measurement, while percent and EM are relative measurements. The size of an EM or percent depends on its parent. If the text size of body is 16 pixels, then 150% or 1.5 EM will be 24 pixels (1.5 * 16).

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