CalcEngine

REM to PX Converter

Convert REM to Pixels (PX) instantly and vice versa.

REM to PX Converter
Convert rem to pixels instantly using the standard CSS conversion formula.
rem
px
px
1rem=16px

Forward Formula

PX = REM × Root Font Size

Example: 2 × 16 = 32px

Reverse Formula

REM = PX ÷ Root Font Size

Example: 32 ÷ 16 = 2rem

REM is a relative unit anchored to the root font size of the document. To express it in pixels simply multiply by the root size, which is 16px in every browser by default.