Superhuman vs Substack
58 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#292827 → #363737 Brand
#714cb6 → #ff6719 Border
#0000001a → rgba(0, 0, 0, 0.10) Display font
Super Sans VF → Cahuenga Body size
16px → 19px colors 48 changed
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bg-soft #fafaf8 → #f6f6f3 ~
surface #f4f1ec → #ffffff ~
text #292827 → #363737 ~
text-strong #15140f → #1a1a1a ~
text-muted #8a857d → #878787 ~
text-soft #a8a39a → #666c70 ~
brand #714cb6 → #ff6719 ~
brand-hover #5b3da0 → #e85412 ~
brand-deep #3d2467 → #cc4a0e ~
border #0000001a → rgba(0, 0, 0, 0.10) ~
border-soft #00000010 → rgba(0, 0, 0, 0.06) ~
border-strong #0000002e → rgba(0, 0, 0, 0.20) ~
success #3a7b3a → #0d8050 ~
warning #a35e0a → #d97706 ~
danger #a8362f → #dc2626 ~
info #345897 → #2563eb +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
surface-warm #fafaf7 +
text-faint #a8a8a8 +
text-link #363737 +
brand-tint rgba(255, 103, 25, 0.10) +
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) −
surface-elev #ebe7df −
text-body #3a3935 −
text-on-hero #ffffff −
text-on-hero-muted #cfc7d9 −
brand-soft #d4c7ff −
brand-softer #ece6ff −
brand-glow #9a7ce0 −
hero-gradient-start #3d2467 −
hero-gradient-end #1a0f33 −
accent-cream #f4ebd9 −
accent-paper #f7f4ed −
border-on-dark #ffffff20 −
shadow-card rgba(23,22,15,0.04) −
shadow-elev rgba(23,22,15,0.08) −
shadow-brand rgba(113,76,182,0.18) −
scrim rgba(20,18,15,0.55) −
success-soft #eaf3ea −
warning-soft #fbf1de −
danger-soft #f7e6e4 −
info-soft #e6ecf5 typography 5 changed
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display {"family":"Super Sans VF","size":64} → {"family":"Cahuenga","size":56} ~
h1 {"family":"Super Sans VF","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"Super Sans VF","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Super Sans VF","size":16} → {"family":"Spectral","size":19} ~
label {"family":"SFMono-Regular","size":11} → {"family":"Monaco","size":13} radius 1 changed
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button 8px → 6px spacing 4 changed
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xs 2px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
xl 64px → 48px