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1440px

1rem to px

1rem is 16px at the default 16px root font size.

1rem in px · 16px root
16 px

px = rem × root font size — shown here at the browser default root font size of 16px.

1rem at every root font size

1rem converted at each common root font size
Root font size1rem equalsCSS
10px10pxfont-size: 10px;
12px12pxfont-size: 12px;
14px14pxfont-size: 14px;
16px default16pxfont-size: 16px;
18px18pxfont-size: 18px;
20px20pxfont-size: 20px;

Converter

Nearby values

rempx
0.5rem8px
0.625rem10px
0.75rem12px
0.875rem14px
1rem16pxthis page
1.125rem18px
1.25rem20px
1.375rem22px
1.5rem24px

Questions

What is 1rem in px?

1rem = 16px at the browser default root font size of 16px. px = rem × root font size.

What is 1rem in px at a different root size?

At 10px root: 10px. At 12px root: 12px. At 14px root: 14px. At 16px root: 16px. At 18px root: 18px. At 20px root: 20px.

How is 1rem calculated?

px = rem × root font size. Here: 1 × 16 = 16.

All rem values

Computed from the CSS Values and Units specification. See the full rem to px table.