Fonts that go with Castoro
Of the 1,219 home pages that load Castoro, 23% also load Open Sans and 12% Work Sans. Castoro meets 10 fonts on 50 sites or more. Weighed against how common each font is, Song Myung comes with it most: on 51 sites, where chance would give under 1.
Fonts on the same home page, not which one sets the headings · HTTP Archive , 1 September 2026
01 / Set together
How the pairs look
Each font drawn from its own outlines, one as a heading and the other as text, then the other way round: the crawl does not say which sets the headings.
Castoro + Open Sans
275 sites · 1.2× chance
Heading · Castoro
CastoroText · Open Sans
Heading · Open Sans
Open SansText · Castoro
Castoro + Song Myung
51 sites · 1,014× chance
Heading · Castoro
CastoroText · Song Myung
Heading · Song Myung
Song MyungText · Castoro
Castoro + Urbanist
60 sites · 18× chance
Heading · Castoro
CastoroText · Urbanist
Heading · Urbanist
UrbanistText · Castoro
02 / Most often
Used most with Castoro
The share of its 1,219 home pages that load each font too, and how many times as often as chance would have it: 1× is chance.
- Open Sans23%275 sites · 1.2× chance
- Work Sans12%146 sites · 9.7× chance
- Roboto10%127 sites · 0.5× chance
- Montserrat9.4%115 sites · 0.7× chance
- Inter9.4%114 sites · 0.9× chance
- Poppins9%110 sites · 0.8× chance
- Public Sans6.5%79 sites · 17× chance
- Lato5.1%62 sites · 0.6× chance
- Urbanist4.9%60 sites · 18× chance
03 / Beyond chance
Used with it beyond chance
Weighed against how common each font is: the sites that load both, against those that would if every site picked its fonts at random, each as often as sites use it. From 50 sites, and not one theme copied.
04 / Trios
Trios with Castoro
The two fonts most used with it as a set of three, each two of the three together more often than chance would have them.
05 / Questions
Pairing Castoro
Answered from HTTP Archive’s crawl of 1 September 2026 and each font’s licence
What font goes with Castoro?
On the 1,219 home pages that load Castoro (HTTP Archive, September 2026), the fonts loaded most often with it are Open Sans (275 sites, 23% of them), Work Sans (146) and Roboto (127). They are on the same page: the data does not say which one sets the headings.
What fonts pair well with Castoro?
Weighed against how common each font is, sites choose Song Myung with Castoro most: 1,014× as often as chance would have it, on 51 sites where chance gives under 1. Then Urbanist (18×) and Public Sans (17×).
What three fonts go with Castoro?
51 sites load Castoro with Song Myung and Work Sans, each two of the three together more often than chance would have them.
Can I use Castoro and Song Myung together for free?
Yes: both are free, commercial work included. Castoro and Song Myung are both under the SIL Open Font License. Each font’s page says what its licence allows.