Substack vs Booking.com
57 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#363737 → #262626 Brand
#ff6719 → #003580 Border
rgba(0, 0, 0, 0.10) → #e0e0e0 Display font
Cahuenga → Inter Body size
19px → 14px colors 46 changed
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bg-soft #f6f6f3 → #f5f5f5 ~
text #363737 → #262626 ~
text-strong #1a1a1a → #000000 ~
text-soft #666c70 → #8a8a8a ~
text-faint #a8a8a8 → #bcbcbc ~
text-muted #878787 → #595959 ~
brand #ff6719 → #003580 ~
brand-hover #e85412 → #0066cc ~
brand-deep #cc4a0e → #001a4d ~
brand-tint rgba(255, 103, 25, 0.10) → #e8f0fa ~
border rgba(0, 0, 0, 0.10) → #e0e0e0 ~
border-strong rgba(0, 0, 0, 0.20) → #bdbdbd ~
border-soft rgba(0, 0, 0, 0.06) → #eeeeee ~
success #0d8050 → #008009 ~
warning #d97706 → #d68500 ~
danger #dc2626 → #d63333 ~
info #2563eb → #0066cc +
bg-warm #fefdf6 +
surface-soft #fafafa +
surface-strong #f0f2f5 +
brand-pressed #002566 +
brand-soft #cee0f0 +
yellow #febb02 +
yellow-deep #cc9700 +
yellow-soft #fff4d4 +
text-on-brand #ffffff +
text-on-yellow #262626 +
link #0066cc +
link-hover #003580 +
selected-bg #e8f0fa +
border-brand #003580 +
rating-good #008009 +
rating-superb #003580 +
urgency #d63333 +
urgency-soft #fff0f0 +
genius-purple #562155 −
bg-elev #fafaf7 −
bg-cream #fbf9f4 −
surface-warm #fafaf7 −
text-link #363737 −
brand-tint-strong rgba(255, 103, 25, 0.18) −
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":"Inter","size":48} ~
h1 {"family":"Cahuenga","size":40} → {"family":"Inter","size":24} ~
h2 {"family":"Cahuenga","size":32} → {"family":"Inter","size":20} ~
body {"family":"Spectral","size":19} → {"family":"Inter","size":14} ~
label {"family":"Monaco","size":13} → {"family":"SFMono-Regular","size":12} radius 1 changed
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card 12px → 8px spacing 5 changed
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xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 32px → 24px ~
xl 48px → 40px