Substack vs Vercel
65 token-level differences between these two design systems.
Background
#ffffff → #fafafa Text
#363737 → #171717 Brand
#ff6719 → #0070f3 Border
rgba(0, 0, 0, 0.10) → hsla(0, 0%, 90%, 1) Display font
Cahuenga → Geist Body size
19px → 16px colors 59 changed
~
bg #ffffff → #fafafa ~
bg-elev #fafaf7 → #f5f5f5 ~
text #363737 → #171717 ~
text-faint #a8a8a8 → #a3a3a3 ~
brand #ff6719 → #0070f3 ~
brand-hover #e85412 → #0061d5 ~
brand-deep #cc4a0e → #0050b3 ~
brand-tint rgba(255, 103, 25, 0.10) → rgba(0, 112, 243, 0.06) ~
border rgba(0, 0, 0, 0.10) → hsla(0, 0%, 90%, 1) ~
border-strong rgba(0, 0, 0, 0.20) → hsla(0, 0%, 80%, 1) ~
border-soft rgba(0, 0, 0, 0.06) → hsla(0, 0%, 95%, 1) ~
success #0d8050 → #0070f3 ~
warning #d97706 → #f5a623 ~
danger #dc2626 → #e00 ~
info #2563eb → #0070f3 +
bg-pure #ffffff +
bg-deeper #ededed +
bg-ink #0a0a0a +
bg-pure-black #000000 +
surface-elev #fafafa +
text-pure #000000 +
text-secondary #525252 +
text-tertiary #737373 +
text-on-dark #ededed +
text-on-dark-soft #a3a3a3 +
brand-soft rgba(0, 112, 243, 0.10) +
link #0070f3 +
link-hover #0070f3 +
focus hsla(212, 100%, 48%, 1) +
cta-bg #171717 +
cta-text #ffffff +
cta-bg-secondary #ffffff +
cta-text-secondary #171717 +
border-deep hsla(0, 0%, 70%, 1) +
shadow-ambient rgba(0, 0, 0, 0.04) +
shadow-card rgba(0, 0, 0, 0.04) +
shadow-elev rgba(0, 0, 0, 0.06) +
shadow-deep rgba(0, 0, 0, 0.10) +
scrim rgba(0, 0, 0, 0.40) +
gradient-conic conic-gradient(from 230deg at 50% 50%, #0070f3, #00b8ff, #7928ca, #ff0080, #0070f3) +
gradient-blue linear-gradient(135deg, #0070f3 0%, #00b8ff 100%) +
gradient-edge linear-gradient(180deg, transparent 0%, rgba(0, 112, 243, 0.20) 100%) +
success-soft rgba(0, 112, 243, 0.10) +
warning-soft rgba(245, 166, 35, 0.10) +
danger-soft rgba(238, 0, 0, 0.10) +
info-soft rgba(0, 112, 243, 0.10) −
bg-cream #fbf9f4 −
bg-soft #f6f6f3 −
surface-warm #fafaf7 −
text-strong #1a1a1a −
text-soft #666c70 −
text-muted #878787 −
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":"Geist","size":72} ~
h1 {"family":"Cahuenga","size":40} → {"family":"Geist","size":40} ~
h2 {"family":"Cahuenga","size":32} → {"family":"Geist","size":32} ~
body {"family":"Spectral","size":19} → {"family":"Geist","size":16} ~
label {"family":"Monaco","size":13} → {"family":"Geist Mono","size":11} radius 1 changed
~
card 12px → 8px spacing identical
No differences.