Is there a white Substack logo?

Yes. The Substack logo comes in two files here: the original for light backgrounds and a white version for dark backgrounds, both with a transparent background.

What are Substack's brand colors?

Substack's colors, read from its website: primary #ff6719, accent #f2312c, background #ffffff, text #ffffff.

How do I embed the Substack logo?

Use . Add ?theme=dark for the version made for dark backgrounds. It always serves the current logo.

Substack Logo (SVG, PNG, Light & Dark) & Brand Colors

Substack's logos

Logo

For light backgrounds

SVG

Logo, white

For dark backgrounds

SVG

Icon

App and favicon icon

PNG

Substack's brand colors

Also used

Substack's fonts

SF Pro Display

Primary

Spectral

Secondary

Cahuenga

Secondary

Font files are licensed by their foundries; check the license before using them.

Embed the Substack logo

Free, always the current logo. Add ?theme=dark for dark UIs.

<img src="https://miromiro.app/logo/substack.com" alt="Substack">

Get it with the API

Logo variants, colors, fonts and socials for substack.com, or any domain, as JSON.

curl "https://miromiro.app/api/v1/brand?url=substack.com" \
  -H "Authorization: Bearer $MIROMIRO_KEY"

Brand API docs

More media & social logos

TikTok

Questions

It is the logo in the header of substack.com, read in a real browser on 2026-10-18 and saved exactly as the site renders it, as vector SVG. Nothing is redrawn.

Read from substack.com on 2026-10-18. The Substack name and logo are trademarks of their owner; MiroMiro is not affiliated with or endorsed by Substack. Follow Substack's brand guidelines when you use it.