American Express vs Substack
37 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#333333 → #363737 Brand
#006fcf → #ff6719 Border
#000000 → rgba(0, 0, 0, 0.10) Display font
Inter → Cahuenga Body size
16px → 19px colors 27 changed
~
text #333333 → #363737 ~
brand #006fcf → #ff6719 ~
border #000000 → rgba(0, 0, 0, 0.10) +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
bg-soft #f6f6f3 +
surface-warm #fafaf7 +
text-strong #1a1a1a +
text-soft #666c70 +
text-faint #a8a8a8 +
text-muted #878787 +
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-strong rgba(0, 0, 0, 0.20) +
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":"Inter","size":80} → {"family":"Cahuenga","size":56} ~
h1 {"family":"Inter","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"Inter","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Inter","size":16} → {"family":"Spectral","size":19} ~
label {"family":"SFMono-Regular","size":13} → {"family":"Monaco","size":13} radius 1 changed
~
button 8px → 6px spacing 4 changed
~
xs 0px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
xl 64px → 48px