Substack vs Turbo
65 token-level differences between these two design systems.
Background
#ffffff → #000000 Text
#363737 → #ffffff Brand
#ff6719 → #ff1e56 Border
rgba(0, 0, 0, 0.10) → rgba(255, 255, 255, 0.08) Display font
Cahuenga → Geist Body size
19px → 16px colors 54 changed
~
bg #ffffff → #000000 ~
bg-soft #f6f6f3 → #0a0a0a ~
surface #ffffff → #111111 ~
text #363737 → #ffffff ~
text-strong #1a1a1a → #ffffff ~
text-soft #666c70 → #666666 ~
text-faint #a8a8a8 → #444444 ~
text-muted #878787 → #a1a1a1 ~
brand #ff6719 → #ff1e56 ~
border rgba(0, 0, 0, 0.10) → rgba(255, 255, 255, 0.08) ~
border-strong rgba(0, 0, 0, 0.20) → rgba(255, 255, 255, 0.15) ~
success #0d8050 → #0cce6b ~
warning #d97706 → #f5a623 ~
danger #dc2626 → #ff4d4f ~
info #2563eb → #0096ff +
surface-strong #1a1a1a +
surface-elevated #202020 +
bg-overlay rgba(0, 0, 0, 0.72) +
text-on-brand #ffffff +
brand-strong #e6164a +
brand-soft rgba(255, 30, 86, 0.12) +
accent #0096ff +
accent-strong #0078cc +
accent-soft rgba(0, 150, 255, 0.12) +
gradient-from #ff1e56 +
gradient-via #9b56b3 +
gradient-to #0096ff +
glow-magenta rgba(255, 30, 86, 0.4) +
glow-blue rgba(0, 150, 255, 0.35) +
glow-soft rgba(255, 30, 86, 0.2) +
border-subtle rgba(255, 255, 255, 0.05) +
border-brand rgba(255, 30, 86, 0.4) +
border-focus #ff1e56 +
success-bg rgba(12, 206, 107, 0.1) +
warning-bg rgba(245, 166, 35, 0.1) +
danger-bg rgba(255, 77, 79, 0.1) +
info-bg rgba(0, 150, 255, 0.1) +
on-accent #ffffff +
on-surface #ffffff +
on-bg #ffffff −
bg-elev #fafaf7 −
bg-cream #fbf9f4 −
surface-warm #fafaf7 −
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) −
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":"Geist","size":96} ~
h1 {"family":"Cahuenga","size":40} → {"family":"Geist","size":64} ~
h2 {"family":"Cahuenga","size":32} → {"family":"Geist","size":48} ~
body {"family":"Spectral","size":19} → {"family":"Geist","size":16} ~
label {"family":"Monaco","size":13} → {"family":"Geist Mono","size":12} radius 1 changed
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button 6px → 8px spacing 5 changed
~
xs 4px → 0px ~
sm 8px → 2px ~
md 16px → 8px ~
lg 32px → 20px ~
xl 48px → 32px