OpenRouter vs Substack
61 token-level differences between these two design systems.
Background
#000000 → #ffffff Text
#ffffff → #363737 Brand
#ffffff → #ff6719 Border
#1f1f1f → rgba(0, 0, 0, 0.10) Display font
OR Display → Cahuenga Body size
15px → 19px colors 52 changed
~
bg #000000 → #ffffff ~
surface #111111 → #ffffff ~
text #ffffff → #363737 ~
text-strong #ededed → #1a1a1a ~
text-muted #9ca3af → #878787 ~
text-faint #6b7280 → #a8a8a8 ~
brand #ffffff → #ff6719 ~
on-brand #000000 → #ffffff ~
border #1f1f1f → rgba(0, 0, 0, 0.10) ~
border-strong #2a2a2a → rgba(0, 0, 0, 0.20) ~
border-soft #0f0f0f → rgba(0, 0, 0, 0.06) ~
success #22c55e → #0d8050 ~
warning #fbbf24 → #d97706 ~
danger #ef4444 → #dc2626 ~
info #3b82f6 → #2563eb +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
bg-soft #f6f6f3 +
surface-warm #fafaf7 +
text-soft #666c70 +
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-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) −
bg-deep #000000 −
surface-soft #0a0a0a −
surface-elevated #1a1a1a −
surface-row-alt #080808 −
text-body #d4d4d4 −
text-mono-data #ededed −
brand-active #d4d4d4 −
brand-disabled #525252 −
on-dark #ffffff −
link #9ca3af −
link-hover #ffffff −
border-table #1a1a1a −
shadow-color rgba(0,0,0,0) −
accent-emerald #22c55e −
accent-rose #ef4444 −
accent-amber #fbbf24 −
accent-blue #3b82f6 −
code-keyword #ededed −
code-string #9ca3af −
code-comment #6b7280 −
table-stripe-odd #000000 −
table-stripe-even #080808 typography 5 changed
~
display {"family":"OR Display","size":72} → {"family":"Cahuenga","size":56} ~
h1 {"family":"OR Display","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"OR Display","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Inter","size":15} → {"family":"Spectral","size":19} ~
label {"family":"JetBrains Mono","size":11} → {"family":"Monaco","size":13} radius 2 changed
~
button 8px → 6px ~
card 10px → 12px spacing 2 changed
~
lg 48px → 32px ~
xl 80px → 48px