64rem to px
64rem = 1024px
At the browser default root font size of 16 px. Change it and this number changes — see below.
How it is calculated
One rem is 16px, so:
64rem × 16 = 1024pxReversing it, 1024px × 0.0625 returns 64rem.
64rem at other root font sizes
rem is measured against the root element, so the answer above holds only while that is 16 px. A visitor who has raised their browser's default — the accessibility setting rem exists to respect — is reading your page at one of the larger rows.
| Root font size | 64rem equals |
|---|---|
| 14 px | 896px |
| 16 px (default) | 1024px |
| 18 px | 1152px |
| 20 px | 1280px |
| 24 px | 1536px |
Nearby values
| rem | px |
|---|---|
| 32rem | 512px |
| 36rem | 576px |
| 40rem | 640px |
| 48rem | 768px |
| 56rem | 896px |
| 64rem | 1024px |
| 72rem | 1152px |
| 80rem | 1280px |
| 96rem | 1536px |
Frequently asked questions
What is 64rem in px?
1024px at the default 16 px root font size.
How is 64rem converted to px?
Multiply by 16: 64 × 16 = 1024. To go back, multiply 1024 by 0.0625.
Is 1024px always the answer?
No. rem is relative to the root element, so 64rem is 1024px only while that is 16 px. The table above gives the value at the sizes you are most likely to meet.