Fonts that go with IBM Plex Sans
Of the 37,668 home pages that load IBM Plex Sans, 11% also load IBM Plex Mono and 9.2% Roboto. IBM Plex Sans meets 84 fonts on 50 sites or more. Weighed against how common each font is, IBM Plex Sans Condensed comes with it most: on 778 sites, where chance would give 9.5.
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.
IBM Plex Sans + IBM Plex Mono
4,103 sites · 41× chance
Heading · IBM Plex Sans
IBM Plex SansText · IBM Plex Mono
Heading · IBM Plex Mono
IBM Plex MonoText · IBM Plex Sans
IBM Plex Sans + IBM Plex Sans Condensed
778 sites · 82× chance
Heading · IBM Plex Sans
IBM Plex SansText · IBM Plex Sans Condensed
Heading · IBM Plex Sans Condensed
IBM Plex Sans CondensedText · IBM Plex Sans
IBM Plex Sans + IBM Plex Serif
1,308 sites · 48× chance
Heading · IBM Plex Sans
IBM Plex SansText · IBM Plex Serif
Heading · IBM Plex Serif
IBM Plex SerifText · IBM Plex Sans
02 / Most often
Used most with IBM Plex Sans
The share of its 37,668 home pages that load each font too, and how many times as often as chance would have it: 1× is chance.
- IBM Plex Mono11%4,103 sites · 41× chanceIBM Plex Sans’s own family
- Roboto9.2%3,484 sites · 0.5× chance
- Inter5.9%2,217 sites · 0.6× chance
- Montserrat5.7%2,164 sites · 0.4× chance
- Open Sans5.6%2,119 sites · 0.3× chance
- Poppins5.1%1,918 sites · 0.5× chance
- IBM Plex Serif3.5%1,308 sites · 48× chanceIBM Plex Sans’s own family
- Lato2.6%965 sites · 0.3× chance
- Raleway2.5%933 sites · 0.6× 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.
- IBM Plex Sans Condensed82×778 sites, where chance gives 9.5IBM Plex Sans’s own family
- IBM Plex Serif48×1,308 sites, where chance gives 27IBM Plex Sans’s own family
- IBM Plex Mono41×4,103 sites, where chance gives 100IBM Plex Sans’s own family
- Krona One9.3×87 sites, where chance gives 9.4
- Archivo Narrow5.4×238 sites, where chance gives 44
- Big Shoulders4.1×91 sites, where chance gives 22
- Chakra Petch3.9×90 sites, where chance gives 23
- Newsreader3.9×165 sites, where chance gives 43
- Source Serif 43.8×246 sites, where chance gives 66
04 / Trios
Trios with IBM Plex Sans
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 IBM Plex Sans
Answered from HTTP Archive’s crawl of 1 September 2026 and each font’s licence
What font goes with IBM Plex Sans?
On the 37,668 home pages that load IBM Plex Sans (HTTP Archive, September 2026), the fonts loaded most often with it are IBM Plex Mono (4,103 sites, 11% of them), Roboto (3,484) and Inter (2,217). They are on the same page: the data does not say which one sets the headings.
What fonts pair well with IBM Plex Sans?
Weighed against how common each font is, sites choose IBM Plex Sans Condensed with IBM Plex Sans most: 82× as often as chance would have it, on 778 sites where chance gives 9.5. Then IBM Plex Serif (48×) and IBM Plex Mono (41×).
What three fonts go with IBM Plex Sans?
259 sites load IBM Plex Sans with IBM Plex Mono and Space Grotesk, each two of the three together more often than chance would have them. Next come Archivo and IBM Plex Mono, on 255 sites.
Can I use IBM Plex Sans and IBM Plex Sans Condensed together for free?
Yes: both are free, commercial work included. IBM Plex Sans and IBM Plex Sans Condensed are both under the SIL Open Font License. Each font’s page says what its licence allows.