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1 em = 16 px
1 Em equals 16 Pixels

Ems to Pixels Conversion Table

Standard benchmark values from 1 to 1,000 em in px.

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

Convert Ems to Pixels

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

How to Convert Ems to Pixels (em to px)

1 Em (em) is equal to 16 Pixels (px). Multiply the em value by 16

Quick Answer 1 em = 16 px
Formula px = em × 16
Inverse Factor 1 px = 0.0625 em

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 Ems (em): Em (em) is a unit in the Typography measurement category. It is widely used in relative font size (16 px standard). Relative to the typography base unit, 1 em 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 Ems (px to em) calculator (1 px = 0.0625 em).

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

  • Convert 5 Ems to Pixels: Applying the formula (px = em × 16): starting with 5 em, multiply the em value by 16 to get 80 px.
  • Convert 10 Ems to Pixels: Applying the formula (px = em × 16): starting with 10 em, multiply the em value by 16 to get 160 px.
  • Convert 50 Ems to Pixels: Applying the formula (px = em × 16): starting with 50 em, multiply the em 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 ems to pixels.

How many pixels are in 1 em?

There are 16 pixels (px) in 1 em (em). Conversely, 1 pixel equals 0.0625 ems.

How do you convert ems to pixels?

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

How do I convert back from pixels to ems?

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

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

Both em and pixel measure typography. Em (em) is a unit in the Typography measurement category. It is widely used in relative font size (16 px standard). Relative to the typography base unit, 1 em 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.