# rem to cm

## A converter that calculates the cm from a rem for a given rem size to measure the centimeters

### Hot Keys

C

Calculate and copy the result of calculation.

V

Calculate the result.

B

Copy the result of calculation.

R

Reverse the converter to "CM to REM".

Q

Focus the "REM" input.

W

Focus the "REM Size" input.

### FAQ

#### How to convert REM to CM?

To convert rem to cm, you should know total size of 1 REM, default is 16px Then, just apply formula: (rem * rem size) * 0.0264583333 For example, with 16px size of 1rem, 3rem will be converted to: (3 * 16) * 0.0264583333 = 1.27cm

#### What is the REM to CM formula?

(rem * rem size) * 0.0264583333

#### What is rem unit?

REM is defined relative to the font size of the root element. The root element is matched by the :root pseudo-class or the html selector. 1 REM therefore takes on the value which is given to the font-size of the root element. This means that 1 REM keeps the same value throughout your whole CSS code.

### REM to CM Conversion Table if rem size is 16px

rem | cm |
---|---|

1rem | 0.423cm |

2rem | 0.847cm |

3rem | 1.27cm |

4rem | 1.693cm |

5rem | 2.117cm |

6rem | 2.54cm |

7rem | 2.963cm |

8rem | 3.387cm |

9rem | 3.81cm |

10rem | 4.233cm |

11rem | 4.657cm |

12rem | 5.08cm |

13rem | 5.503cm |

14rem | 5.927cm |

15rem | 6.35cm |

16rem | 6.773cm |

17rem | 7.197cm |

18rem | 7.62cm |

19rem | 8.043cm |

20rem | 8.467cm |

21rem | 8.89cm |

22rem | 9.313cm |

23rem | 9.737cm |

24rem | 10.16cm |

25rem | 10.583cm |