Theme generator
Start from a built-in theme, tune eleven colors over a live document, and download a ready-to-use theme.json. Drop it in your project root (or avo theme new) — no rebuild, just re-render.
Start from
Primary
primaryHeadings, links, primary nodes, section rules
Secondary
secondarySecondary accents, C4 / consumer nodes
Accent
accentHighlight pills, foreign keys, “current” markers
Positive
positiveSuccess, service nodes, done
Negative
negativeErrors, forbidden edges, danger
Purple
purpleData / context / provider nodes
Teal
tealQueues, topics, caches
Ink
inkBody text
Muted
mutedCaptions, dim text, external nodes
Rule
ruleHairlines, borders, dividers
Paper
paperCard / surface / page fills
Fonts (optional)
live preview · re-tints instantly
my-theme.theme.json0 overrides
{
"name": "My theme",
"theme": "textbook",
"colors": {}
}