Source Sans Pro Regular
Source Sans Pro Regular is the weight 400 face of Source Sans Pro, a sans serif family. Its lowercase letters are 8% narrower than the typical sans serif font.
Measured metrics
| Average lowercase letter width | 474.8 units per 1000 em |
|---|---|
| Average capital letter width | 569.1 units per 1000 em |
| Word space | 200 units per 1000 em |
| Digits | tabular (every digit is 497 units wide, so columns of numbers line up) |
| Spacing | proportional |
| Width of i compared with m | 30% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Fonts closest to Source Sans Pro Regular
Measured on every printable character both fonts contain. A smaller difference means the same words take the same space, so lines break in the same places.
- Mada Regularidentical letter widths (0 units)
- Source Sans 3 Regularidentical letter widths (0 units)
- Assistant Mediumnearly identical widths (2.6 units)
- Varta Mediumnearly identical widths (3 units)
- Varta Regularnearly identical widths (4.1 units)
- Assistant Regularvery close widths (5.4 units)
- Varta SemiBoldvery close widths (6.7 units)
- Source Sans 3 Mediumvery close widths (8.4 units)
Editing a PDF that uses Source Sans Pro Regular
Most PDFs embed only the letters they already use. Type a new letter and many editors either refuse or swap in a different font. MythosPDF recognises Source Sans Pro Regular from the widths stored in your PDF, loads the complete open font, and sets your new text in Source Sans Pro Regular itself. The rest of the page is carried over untouched.
Other Source Sans Pro styles
Questions people ask
+What font is closest to Source Sans Pro Regular?
Among open fonts in the catalogue, Mada Regular has the closest letter widths to Source Sans Pro Regular: identical letter widths, a mean difference of 0 units per 1000 em.
+Does Source Sans Pro Regular have tabular numbers?
Yes. All ten digits are 497 units wide, so numbers in tables and invoices line up.
+Can I type new text in Source Sans Pro Regular inside a PDF?
Yes. MythosPDF recognises the font from your PDF, loads the complete Source Sans Pro font, and sets new letters in Source Sans Pro Regular.
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