Slack
A bold, conversational SaaS marketing surface built on white canvas with a deep aubergine-purple brand action color, oversized geometric Avant-Garde display headlines, and squared-off (4px) primary buttons. The system reads as confident and playful-professional — generous whitespace, product UI mockups shown literally inside the page, deep-purple full-bleed bands that punctuate the scroll, and Slack's signature four-color brand palette (blue, green, red, purple) used sparingly as accent voltage rather than on primary actions.
Works with
Claude Code·Cursor·Codex·Gemini CLI·Copilot·v0·Lovable·Bolt·Windsurf·Replit
Color Palette
Accent
Neutrals
Typography
display-xl
64px · 700 · 1.12
The quick brown fox jumps
display-lg
58px · 600 · 1.25
The quick brown fox jumps
title-md
24px · 700 · 1.25
The quick brown fox jumps
body-md
18px · 400 · 1.555
The quick brown fox jumps
button
14px · 700 · 1.286
The quick brown fox jumps
Spacing & Shape
Spacing
| Name | Value | Preview |
|---|---|---|
| xxs | 4px | |
| tight | 6px | |
| xs | 8px | |
| sm | 12px | |
| md | 16px | |
| lg | 24px | |
| xl | 32px | |
| xxl | 40px |
Border Radius
| Name | Value | Preview |
|---|---|---|
| xs | 4px | |
| sm | 8px | |
| md | 12px | |
| lg | 16px | |
| xl | 48px | |
| blob | 90px | |
| pill | 999px |
FAQ
- What colors does Slack use?
- Slack's core palette includes #611f69, #4a154b, #481a54, #ffffff, #ffffff. The full color set with usage roles (canvas, ink, surfaces, accent, semantic) is documented in the Slack DESIGN.md.
- What font does Slack use?
- Slack's primary typeface is Salesforce-Avant-Garde. The complete type scale (sizes, weights, line-height and letter-spacing per role), with an open substitute where the original is licensed, is documented in the DESIGN.md.
- What is the Slack design system?
- A bold, conversational SaaS marketing surface built on white canvas with a deep aubergine-purple brand action color, oversized geometric Avant-Garde display headlines, and squared-off (4px) primary b…