Buttondown vs Substack
49 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000000 → #363737 Brand
#0069ff → #ff6719 Border
#e5e5e5 → rgba(0, 0, 0, 0.10) Display font
Auto Pro → Cahuenga Body size
16px → 19px colors 39 changed
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surface #fafafa → #ffffff ~
text #000000 → #363737 ~
text-strong #000000 → #1a1a1a ~
text-muted #525252 → #878787 ~
text-soft #737373 → #666c70 ~
text-faint #a3a3a3 → #a8a8a8 ~
brand #0069ff → #ff6719 ~
brand-hover #0052cc → #e85412 ~
border #e5e5e5 → rgba(0, 0, 0, 0.10) ~
border-strong #d4d4d4 → rgba(0, 0, 0, 0.20) ~
success #15803d → #0d8050 ~
warning #b45309 → #d97706 ~
info #0069ff → #2563eb +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
bg-soft #f6f6f3 +
surface-warm #fafaf7 +
text-link #363737 +
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) −
surface-2 #f4f4f5 −
surface-3 #e9e9eb −
brand-active #0043a8 −
brand-soft #e6f0ff −
accent #fef08a −
accent-soft #fefce8 −
highlight #fef08a −
link #0069ff −
success-bg #dcfce7 −
warning-bg #fef3c7 −
danger-bg #fee2e2 −
info-bg #e6f0ff typography 5 changed
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display {"family":"Auto Pro","size":96} → {"family":"Cahuenga","size":56} ~
h1 {"family":"Auto Pro","size":44} → {"family":"Cahuenga","size":40} ~
h2 {"family":"Auto Pro","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Auto Pro","size":16} → {"family":"Spectral","size":19} ~
label {"family":"SFMono-Regular","size":13} → {"family":"Monaco","size":13} radius 1 changed
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button 8px → 6px spacing 4 changed
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xs 0px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
xl 64px → 48px