Substack vs Biome
70 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#363737 → #353841 Brand
#ff6719 → #0065da Border
rgba(0, 0, 0, 0.10) → #e4e7ec Display font
Cahuenga → Inter Body size
19px → 16px colors 60 changed
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bg-soft #f6f6f3 → #f7f8fa ~
text #363737 → #353841 ~
text-strong #1a1a1a → #17181c ~
text-faint #a8a8a8 → #9ca3af ~
text-muted #878787 → #6b7280 ~
brand #ff6719 → #0065da ~
border rgba(0, 0, 0, 0.10) → #e4e7ec ~
border-strong rgba(0, 0, 0, 0.20) → #d0d5dd +
bg-strong #eef0f3 +
surface-soft #fbfcfd +
brand-strong #0052b3 +
brand-soft #e6f0fc +
brand-faint #f2f7fe +
accent #0065da +
accent-soft #e6f0fc +
link #0065da +
link-hover #0052b3 +
selected #e6f0fc +
disabled-bg #eef0f3 +
disabled-text #9ca3af +
border-subtle #f0f1f4 +
divider #e4e7ec +
inverse-bg #17181c +
inverse-text #e4e7ec +
inverse-text-muted #9ca3af +
shadow-ambient rgba(16, 24, 40, 0.04) +
shadow-standard rgba(16, 24, 40, 0.08) +
shadow-brand rgba(0, 101, 218, 0.18) +
success-bg #ecfdf3 +
success-text #027a48 +
success-border #abefc6 +
warning-bg #fffaeb +
warning-text #b54708 +
warning-border #fedf89 +
danger-bg #fef3f2 +
danger-text #b42318 +
danger-border #fecdca +
info-bg #e6f0fc +
info-text #0052b3 +
info-border #b3d4f5 +
on-inverse #e4e7ec −
bg-elev #fafaf7 −
bg-cream #fbf9f4 −
surface-warm #fafaf7 −
text-soft #666c70 −
text-link #363737 −
brand-hover #e85412 −
brand-deep #cc4a0e −
brand-tint rgba(255, 103, 25, 0.10) −
brand-tint-strong rgba(255, 103, 25, 0.18) −
border-soft rgba(0, 0, 0, 0.06) −
border-warm rgba(0, 0, 0, 0.08) −
selection-bg rgba(255, 103, 25, 0.20) −
success #0d8050 −
warning #d97706 −
danger #dc2626 −
info #2563eb −
shadow-soft rgba(0, 0, 0, 0.06) −
shadow-medium rgba(0, 0, 0, 0.10) −
reading-rule rgba(0, 0, 0, 0.08) typography 5 changed
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display {"family":"Cahuenga","size":56} → {"family":"Inter","size":80} ~
h1 {"family":"Cahuenga","size":40} → {"family":"Inter","size":64} ~
h2 {"family":"Cahuenga","size":32} → {"family":"Inter","size":40} ~
body {"family":"Spectral","size":19} → {"family":"Inter","size":16} ~
label {"family":"Monaco","size":13} → {"family":"JetBrains Mono","size":13} radius 1 changed
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button 6px → 5px spacing 4 changed
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xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
xl 48px → 64px