PostHog
Open-source product analytics. Dark, bold, opinionated.
Developer launcher. Pure black canvas, accent color theming, keyboard-first command palette UI.
Tags
Color Palette
TEXT
#0f172a
ACCENT
#8b5cf6
SURFACE
#eef2ff
BORDER
#c4b5fd
Typography
Inter
Inter with tight tracking; keyboard-first minimal feel.
display
4.5rem / 600 / 1.04
The quick brown fox
heading-lg
3rem / 700 / 1.07
The quick brown fox
heading
2rem / 600 / 1.1
The quick brown fox jumps
heading-sm
1.25rem / 600 / 1.2
The quick brown fox jumps
body
1rem / 400 / 1.5
The quick brown fox jumps over the lazy dog
caption
0.75rem / 400 / 1.5
The quick brown fox jumps over the lazy dog
Design Tokens
Spacing
Border Radius
Elevation
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FAQ
Yes. Copy the DESIGN.md into your project root and ask the agent to follow it.
No — this is an independent reference.
Copy the markdown into a DESIGN.md file in your repo root and mention it in your agent prompt.