Rems (rem)	Pixels (px)
1 rem	16 px
2 rem	32 px
5 rem	80 px
10 rem	160 px
25 rem	400 px
50 rem	800 px
100 rem	1600 px
250 rem	4000 px
500 rem	8000 px
1000 rem	16000 px

Convert Rems to Pixels

Convert rems to pixels (rem to px) with our instant calculator. 1 rem = 16 px. Includes exact formula and reference tables.

How to Convert Rems to Pixels (rem to px)

1 Rem (rem) is equal to 16 Pixels (px). Multiply the rem value by 16

Quick Answer 1 rem = 16 px

Formula px = rem × 16

Inverse Factor 1 px = 0.0625 rem

Unit Definitions & Metrology Context

In standard digital design and CSS specifications (W3C CSS Values Module), the reference pixel (px) is calibrated to 1/96th of an inch (96 DPI baseline).

About Rems (rem): Rem (rem) is a unit in the Typography measurement category. It is widely used in root em (16 px browser standard). Relative to the typography base unit, 1 rem equals 16 Pixels (px).

About Pixels (px): Pixel (px) is a unit in the Typography measurement category. It is widely used in css digital display baseline (96 dpi). The pixel (px) serves as the primary reference base unit for the typography domain.

Need to convert in the opposite direction? Visit our Convert Pixels to Rems (px to rem) calculator (1 px = 0.0625 rem).

Step-by-Step Worked Examples (rem to px)

Convert 5 Rems to Pixels: Applying the formula (px = rem × 16): starting with 5 rem, multiply the rem value by 16 to get 80 px.
Convert 10 Rems to Pixels: Applying the formula (px = rem × 16): starting with 10 rem, multiply the rem value by 16 to get 160 px.
Convert 50 Rems to Pixels: Applying the formula (px = rem × 16): starting with 50 rem, multiply the rem value by 16 to get 800 px.

Popular Typography Conversions

Pixel ⇄ Rem

Divide pixels by 16 to get root rems (assuming default 16px browser base font size).

Rem ⇄ Pixel

Multiply rem by 16 to get the computed pixel value (1.5 rem = 24 px).

Point ⇄ Pixel

Multiply typography points by 4/3 (~1.333) to get CSS pixels (12 pt = 16 px).

Pixel ⇄ Point

Multiply CSS pixels by 0.75 (3/4) to get typography points (16 px = 12 pt).

Pica ⇄ Pixel

1 pica equals exactly 12 points or 16 CSS pixels.

Frequently Asked Questions

Verified answers and formulas for converting rems to pixels.

How many pixels are in 1 rem?

There are 16 pixels (px) in 1 rem (rem). Conversely, 1 pixel equals 0.0625 rems.

How do you convert rems to pixels?

To convert rems (rem) to pixels (px), use the formula: px = rem × 16. Multiply the rem value by 16. For example, 10 rem equals 160 px.

How do I convert back from pixels to rems?

To convert in the reverse direction from pixels (px) to rems (rem), use the inverse formula: rem = px / 16. Divide the pixel value by 16 (1 px = 0.0625 rem).

What is the difference between rem (rem) and pixel (px)?

Both rem and pixel measure typography. Rem (rem) is a unit in the Typography measurement category. It is widely used in root em (16 px browser standard). Relative to the typography base unit, 1 rem equals 16 Pixels (px). Pixel (px) is a unit in the Typography measurement category. It is widely used in css digital display baseline (96 dpi). The pixel (px) serves as the primary reference base unit for the typography domain.

How do you convert pixels (px) to rem?

Divide the pixel value by 16 (assuming default root font size of 16px). For example, 16px = 1rem, 24px = 1.5rem, and 32px = 2rem.