Substack vs Microsoft
69 token-level differences between these two design systems.
Background
#ffffff → #fffdfb Text
#363737 → #0e1726 Brand
#ff6719 → #0067b8 Border
rgba(0, 0, 0, 0.10) → rgba(6,22,31,0.10) Display font
Cahuenga → Segoe UI Variable Display Body size
19px → 16px colors 58 changed
~
bg #ffffff → #fffdfb ~
bg-soft #f6f6f3 → #f5f5f5 ~
text #363737 → #0e1726 ~
text-strong #1a1a1a → #000000 ~
text-faint #a8a8a8 → #616161 ~
text-muted #878787 → #091f2c ~
brand #ff6719 → #0067b8 ~
brand-hover #e85412 → #005490 ~
border rgba(0, 0, 0, 0.10) → rgba(6,22,31,0.10) ~
border-strong rgba(0, 0, 0, 0.20) → #737373 ~
success #0d8050 → #0e7c41 ~
warning #d97706 → #d83b01 ~
danger #dc2626 → #c50f1f ~
info #2563eb → #0067b8 +
bg-tinted #dceef8 +
bg-deep #0e1726 +
bg-deeper #05111c +
surface-elevated #ffffff +
surface-hover #efefef +
text-body #17253d +
text-disabled #dcdcdc +
text-on-deep #ffffff +
brand-active #003e6c +
brand-soft #dceef8 +
logo-orange #f25022 +
logo-green #7fba00 +
logo-cyan #00a4ef +
logo-yellow #ffb900 +
accent #00a4ef +
accent-strong #0078d4 +
accent-soft #dceef8 +
link #0067b8 +
link-hover #005490 +
link-visited #3c4858 +
selected rgba(0,103,184,0.10) +
border-subtle rgba(6,22,31,0.06) +
ring-focus #0067b8 +
shadow-fluent rgba(0,0,0,0.10) 0 6.4px 14.4px +
shadow-fluent-lifted rgba(0,0,0,0.12) 0 12.8px 28.8px +
on-accent #ffffff +
success-bg #dff6dd +
warning-bg #fed9cc +
danger-bg #fde7e9 +
info-bg #dceef8 −
bg-elev #fafaf7 −
bg-cream #fbf9f4 −
surface-warm #fafaf7 −
text-soft #666c70 −
text-link #363737 −
brand-deep #cc4a0e −
brand-tint rgba(255, 103, 25, 0.10) −
brand-tint-strong rgba(255, 103, 25, 0.18) −
border-soft rgba(0, 0, 0, 0.06) −
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
~
display {"family":"Cahuenga","size":56} → {"family":"Segoe UI Variable Display","size":96} ~
h1 {"family":"Cahuenga","size":40} → {"family":"Segoe UI Variable Display","size":48} ~
h2 {"family":"Cahuenga","size":32} → {"family":"Segoe UI Variable Display","size":36} ~
body {"family":"Spectral","size":19} → {"family":"Segoe UI Variable Text","size":16} ~
label {"family":"Monaco","size":13} → {"family":"Cascadia Code","size":13} radius 1 changed
~
card 12px → 8px spacing 5 changed
~
xs 4px → 1px ~
sm 8px → 2px ~
md 16px → 8px ~
lg 32px → 20px ~
xl 48px → 32px