Segment vs Substack
56 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000d25 → #363737 Brand
#1866ee → #ff6719 Border
#e1e3ea → rgba(0, 0, 0, 0.10) Display font
Whitney SSm A → Cahuenga Body size
16px → 19px colors 50 changed
~
bg-soft #f4f4f4 → #f6f6f3 ~
brand #1866ee → #ff6719 ~
brand-hover #0e58d9 → #e85412 ~
brand-deep #0263e0 → #cc4a0e ~
text #000d25 → #363737 ~
text-strong #000817 → #1a1a1a ~
text-muted #525463 → #878787 ~
text-soft #7a7d8b → #666c70 ~
border #e1e3ea → rgba(0, 0, 0, 0.10) ~
border-soft #f0f1f5 → rgba(0, 0, 0, 0.06) ~
border-strong #cdd0da → rgba(0, 0, 0, 0.20) ~
success #0a8754 → #0d8050 ~
warning #a35316 → #d97706 ~
danger #c0322a → #dc2626 ~
info #1866ee → #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) +
on-brand #ffffff +
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-dark #000d25 −
bg-cool #f6f9fb −
surface-dark #000d25 −
surface-elev #0a1838 −
brand-active #0844a8 −
brand-pale #cfdcfb −
brand-soft #e3eefe −
text-on-brand #ffffff −
text-on-dark #ffffff −
text-on-dark-muted rgba(255,255,255,0.72) −
link #0263e0 −
link-hover #0844a8 −
link-on-dark #62aef8 −
border-on-dark rgba(255,255,255,0.14) −
badge-bg #e3eefe −
badge-text #0844a8 −
scrim rgba(0,13,37,0.62) −
shadow-card rgba(0,13,37,0.06) −
shadow-elev rgba(0,13,37,0.12) −
success-soft #dff5ea −
warning-soft #fff3dc −
danger-soft #fde6e3 typography 5 changed
~
display {"family":"Whitney SSm A","size":72} → {"family":"Cahuenga","size":56} ~
h1 {"family":"Whitney SSm A","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"Whitney SSm A","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Whitney SSm A","size":16} → {"family":"Spectral","size":19} ~
label {"family":"Operator Mono","size":11} → {"family":"Monaco","size":13} radius 1 changed
~
card 8px → 12px spacing identical
No differences.