Convert em, rem, and px CSS units instantly
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px
Browser default is 16px. Change only if your root font-size differs.
em
rem
px
Reference Table
Common em/rem values at current base size
| em / rem | px |
|---|---|
| 0.5em | 8px |
| 0.625em | 10px |
| 0.75em | 12px |
| 0.875em | 14px |
| 1em | 16px |
| 1.125em | 18px |
| 1.25em | 20px |
| 1.5em | 24px |
| 1.75em | 28px |
| 2em | 32px |
| 2.5em | 40px |
| 3em | 48px |
| 4em | 64px |