The typeface on slack.com is Salesforce-Avant-Garde, Salesforce-Sans and NotoSansJP, loaded across 53 @font-face declarations. Every font family, weight and source on this page is read straight from the live CSS — no image guessing, no machine learning, just the rules the browser used.
Primary font
Salesforce-Avant-Garde
Total weights
7
@font-face
53
Source
Mixed
Salesforce-Avant-Garde
Custom web font
The quick brown fox jumps over the lazy dog
Weights loaded (1)
700Typography sets the voice of a brand
CSS to use Salesforce-Avant-Garde
font-family: Salesforce-Avant-Garde, Georgia, 'Times New Roman', serif;
Get Font Info inspected the homepage of slack.com and parsed 7 stylesheets totalling 845.0 KB. Inside those stylesheets we found 53 @font-face declarations — the rules a browser uses to download and register a custom typeface. The primary typefaces are served from mixed, and 338 CSS rules reference them across the page.
Check the font on a specific element
Open the live inspector and hover any text on slack.com to see the exact font, weight, size and line-height for that element.
slack.com uses Salesforce-Avant-Garde, Salesforce-Sans and NotoSansJP as its primary typefaces. These fonts are loaded from a self-hosted webfont and an unknown source and applied across 338 CSS rules on the homepage.
Where does slack.com load its fonts from?
slack.com loads its fonts from a self-hosted webfont and an unknown source. Get Font Info detected 53 @font-face declarations across 7 stylesheets on the live page.
What weights of Salesforce-Avant-Garde does slack.com use?
slack.com loads Salesforce-Avant-Garde in 7 weights: 100, 200, 300, 400, 600, 700, 900. If you want to match the look, request the same weights from your font host so you only ship what's actually used.
Can I use the same font as slack.com on my website?
Yes — once you know the font name, you can load it from the same source. If Salesforce-Avant-Garde isn't a fit (licensing, weight selection, look-and-feel), close alternatives include Lora, Source Serif 4 and Merriweather. Use the CSS snippet on this page as a starting point.
Is the font on slack.com free to use?
These fonts are self-hosted webfonts. They may be licensed commercially from a type foundry, custom-made for the brand, or freely available — you would need to identify the typeface and check its license at the foundry.
See fonts used by other sites
Compare the typography on slack.com with how other well-known sites load and use their fonts.
This page lists the fonts loaded by the homepage of slack.com. Get Font Info reads the live CSS — every @font-face rule, every font-family declaration — so you see the exact fonts the browser used, not an image-based guess.