Substack vs Datadog
57 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#363737 → #212529 Brand
#ff6719 → #632ca6 Border
rgba(0, 0, 0, 0.10) → #e5e7eb Display font
Cahuenga → NationalWeb Body size
19px → 16px colors 47 changed
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bg-soft #f6f6f3 → #f7f7f7 ~
surface #ffffff → #eef1f5 ~
text #363737 → #212529 ~
text-strong #1a1a1a → #0c0c0c ~
text-soft #666c70 → #6b7280 ~
text-faint #a8a8a8 → #9ca3af ~
text-muted #878787 → #555555 ~
brand #ff6719 → #632ca6 ~
brand-hover #e85412 → #52248a ~
brand-deep #cc4a0e → #411a6e ~
brand-tint rgba(255, 103, 25, 0.10) → rgba(99, 44, 166, 0.10) ~
border rgba(0, 0, 0, 0.10) → #e5e7eb ~
border-strong rgba(0, 0, 0, 0.20) → #cbd5e0 ~
border-soft rgba(0, 0, 0, 0.06) → #f0f0f0 ~
success #0d8050 → #16a34a ~
warning #d97706 → #f59f3a ~
info #2563eb → #3b6ec7 +
bg-cool #f4f5f7 +
surface-hover #e2e6eb +
surface-strong #dde1e7 +
bg-dark #262626 +
bg-deep #1a1a1a +
bg-darker #0c0c0c +
text-on-dark #f3f4f6 +
text-on-dark-muted #a1a1aa +
brand-soft #f0e8fa +
link #632ca6 +
link-hover #52248a +
chart-purple #632ca6 +
chart-blue #3b6ec7 +
chart-teal #1aa1b6 +
chart-green #3eb049 +
chart-yellow #f1c40f +
chart-orange #f59f3a +
chart-red #e74c3c +
chart-pink #d65297 +
border-dark rgba(255,255,255,0.10) −
bg-elev #fafaf7 −
bg-cream #fbf9f4 −
surface-warm #fafaf7 −
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 4 changed
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display {"family":"Cahuenga","size":56} → {"family":"NationalWeb","size":68} ~
h1 {"family":"Cahuenga","size":40} → {"family":"NationalWeb","size":48} ~
h2 {"family":"Cahuenga","size":32} → {"family":"NationalWeb","size":36} ~
body {"family":"Spectral","size":19} → {"family":"NationalWeb","size":16} radius 1 changed
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card 12px → 8px spacing 5 changed
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xs 4px → 2px ~
sm 8px → 4px ~
md 16px → 8px ~
lg 32px → 20px ~
xl 48px → 32px