IBM Plex Sans KR
sans-serif · Designed by Mike Abbink, Bold Monday
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IBM Plex Sans KR is a clean, modern sans-serif typeface developed by IBM for Korean language support, designed to work seamlessly alongside the broader IBM Plex family. It carries a technical, structured personality rooted in corporate precision, with balanced stroke widths and neutral letterforms that prioritize legibility over stylistic flair. The Korean glyphs are carefully crafted to harmonize with Latin characters, making it feel consistent and reliable across mixed-language content. It reads as professional and restrained, well-suited for contexts where clarity and functionality matter more than decorative expression.
This font works well in technology product interfaces where Korean and English content appear together, such as dashboards, mobile apps, or developer documentation platforms. It is also a strong choice for corporate communications and annual reports from Korean-facing companies that need a typeface conveying institutional credibility. Editorial and news platforms targeting Korean-speaking audiences would benefit from its readability at both small body sizes and larger heading sizes, making it versatile enough to handle multiple typographic roles within a single design system.
Best suited for: Technology interfaces, corporate communications, and editorial platforms serving Korean and English audiences where professional clarity and cross-script consistency are priorities.
Design considerations: The typeface offers seven weight options from 100 to 700, supporting flexible typographic hierarchies across both display and body text roles. Its structured, neutral character suits systematic design environments where functional legibility takes precedence over expressive typography.
Pairing guidance: Pair IBM Plex Serif for editorial contrast and formal hierarchy, Noto Sans KR as an alternative sans-serif with extended weight range for Korean-primary contexts, or Space Mono to introduce technical distinction in code samples and technical documentation within mixed-language layouts.
Pairs well with
IBM Plex Sans KR at a glance
Mike Abbink, Bold Monday
SIL Open Font License 1.1
June 2021
September 2025
7 (7 weights)
Sans Serif
3
Google Fonts
All 7 IBM Plex Sans KR styles
| Weight | Name | Upright |
|---|---|---|
| 100 | Thin | Aa Bb Gg 123 |
| 200 | ExtraLight | Aa Bb Gg 123 |
| 300 | Light | Aa Bb Gg 123 |
| 400 | Regular | Aa Bb Gg 123 |
| 500 | Medium | Aa Bb Gg 123 |
| 600 | SemiBold | Aa Bb Gg 123 |
| 700 | Bold | Aa Bb Gg 123 |
IBM Plex Sans KR character map
Which languages does IBM Plex Sans KR support?
IBM Plex Sans KR includes 3 character sets:
- Korean: Korean Hangul
- Latin: English, Spanish, French, German, Italian, Portuguese and other Western European languages
- Latin Extended: Central and Eastern European languages such as Polish, Czech, Turkish, Romanian and Hungarian
It does not include Cyrillic or Greek characters, so it can't set Russian, Ukrainian or Greek text.
Can I use IBM Plex Sans KR commercially?
Yes, it's free for personal and commercial use. IBM Plex Sans KR is released under the SIL Open Font License 1.1. You can use it in logos, websites, apps, videos, printed products and merchandise without paying or asking permission. The one thing you can't do is sell the font file on its own.