EM to REM Converter

Enter the em amount (em): Current Element Font Size (px): Root Font Size (px):

Discover how this EM to REM converter tool simplifies web design by accurately transforming EM units to REM, enhancing your CSS coding efficiency.

EM to REM

We’re assuming the standard default browser font-size of 16px.

EM	REM
0.01em	0.01rem
0.03em	0.03rem
0.05em	0.05rem
0.08em	0.08rem
0.1em	0.1rem
0.15em	0.15rem
0.2em	0.2rem
0.5em	0.5rem
1em	1rem
2em	2rem
3em	3rem
4em	4rem
5em	5rem
6em	6rem
8em	8rem
10em	10rem
15em	15rem
20em	20rem
30em	30rem
40em	40rem
50em	50rem
60em	60rem
80em	80rem
100em	100rem

REM to EM


REM	EM
0.01rem	0.01em
0.03rem	0.03em
0.05rem	0.05em
0.08rem	0.08em
0.1rem	0.1em
0.15rem	0.15em
0.2rem	0.2em
0.5rem	0.5em
1rem	1em
2rem	2em
3rem	3em
4rem	4em
5rem	5em
6rem	6em
8rem	8em
10rem	10em
15rem	15em
20rem	20em
30rem	30em
40rem	40em
50rem	50em
60rem	60em
80rem	80em
100rem	100em

What are EM units?

EM units, standing for “em,” are relative measurements in CSS used for scaling layouts and text. Based on the font size of the parent element, EM units allow for flexible scaling within a component, making it easier to maintain design consistency and responsiveness.

Comparing EM to its sibling units like REM, VW, and VH highlights its contextual nature. While REM fetches its size directly from the root element, EM scales according to its parent, making it versatile yet potentially less predictable. VW and VH, representing viewport width and height respectively, offer a more screen-dependent fluidity.

Advantages of Using EM

EM units excel in scenarios where nested elements need to adapt to varying contexts. This adaptability ensures that child elements scale proportionally to their parents, fostering a harmonious design hierarchy.

Accessibility and user preferences also benefit, as EM units adjust within the local context, providing a more tailored user experience.

What are REM Units?

REM units, or “root em,” are relative measurements in CSS based on the font size of the root HTML element. They offer consistent scaling across a webpage, facilitating design integrity and accessibility.

Using REM units simplifies global adjustments, allowing designers to upscale or downscale elements uniformly. REM’s fixed reference point ensures predictability and ease of maintenance, crucial for large-scale designs.

REM in Fluid Design

REM units shine in responsive design, offering predictability and ease of scaling. They provide a stable foundation for creating layouts that adapt seamlessly to different screen sizes and user settings.

However, their root-based nature can sometimes be less flexible in deeply nested contexts, where EM units might offer more granular control.

Why Convert EM to REM?

Transitioning from contextual flexibility to global consistency, the need arises to bridge EM with REM.

Legacy system compatibility and specific design requirements may dictate this transformation, especially in cases where a uniform design language is essential.

Author
Recent Posts

Bogdan Sandu

Bogdan Sandu, a seasoned designer with 15 years of diverse experience, has been designing websites since 2008.

Renowned for his expertise in logo design and visual branding, Bogdan has developed a multitude of logos for various clients.

His skills extend to creating posters, vector illustrations, business cards, and brochures. Additionally, Bogdan's UI kits were featured on marketplaces like Visual Hierarchy and UI8.

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