Source Sans 3
Source Sans 3 shares Brandon Grotesque's foundational letterform geometry, matching its x-height ratio and stroke weight distribution across all weights.
Source Sans 3 specimen — rendered live
Bold — 700
Source Sans 3 captures the geometric precision that defines Brandon Grotesque
Regular — 400
As a free structural alternative to Brandon Grotesque, Source Sans 3 delivers comparable proportions and visual weight for headings, body text, and interface elements. Evaluate its x-height, stroke contrast, and terminal treatment at your target sizes to confirm compatibility with your layout.
Uppercase
ABCDEFGHIJKLM
Lowercase + Figures
abcdefghijklm 0123456789
Strengths
- Consistent stroke weight maintains visual rhythm in body text
- Wide weight range enables full typographic hierarchy
- Strong x-height improves readability at small sizes
Limitations
- Some weight extremes (hairline, ultra-black) may be absent
- Subtle differences in terminal shape at close inspection
- Kerning pairs may differ from the premium original
Best Use Cases for Source Sans 3
- Website body text and UI elements
- Marketing materials and landing pages
Source Sans 3 delivers a credible alternative to Brandon Grotesque for teams seeking geometric proportions and clean circular forms without licensing costs. Best deployed for website body text and ui elements, with testing recommended at target sizes to confirm optical compatibility.