Source Sans Pro Light
Source Sans Pro Light is the weight 300 face of Source Sans Pro, a sans serif family. Its lowercase letters are 12% narrower than the typical sans serif font.
Measured metrics
| Average lowercase letter width | 455.5 units per 1000 em |
|---|---|
| Average capital letter width | 553.1 units per 1000 em |
| Word space | 200 units per 1000 em |
| Digits | tabular (every digit is 479 units wide, so columns of numbers line up) |
| Spacing | proportional |
| Width of i compared with m | 28% |
| Printable ASCII characters covered | 94 of 94 |
| Category | Sans serif |
Fonts closest to Source Sans Pro Light
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.
- Source Sans 3 Lightidentical letter widths (0 units)
- Mada Lightidentical letter widths (0 units)
- Assistant Lightnearly identical widths (3.9 units)
- Mada ExtraLightvery close widths (7.2 units)
- Source Sans 3 ExtraLightvery close widths (7.2 units)
- Assistant ExtraLightvery close widths (7.6 units)
- Varta Lightvery close widths (10.1 units)
- Assistant Regularvery close widths (14.3 units)
Editing a PDF that uses Source Sans Pro Light
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 Light from the widths stored in your PDF, loads the complete open font, and sets your new text in Source Sans Pro Light 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 Light?
Among open fonts in the catalogue, Source Sans 3 Light has the closest letter widths to Source Sans Pro Light: identical letter widths, a mean difference of 0 units per 1000 em.
+Does Source Sans Pro Light have tabular numbers?
Yes. All ten digits are 479 units wide, so numbers in tables and invoices line up.
+Can I type new text in Source Sans Pro Light 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 Light.
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