Buttondown vs Claude.ai
61 token-level differences between these two design systems.
Background
#ffffff → #f8f8f6 Text
#000000 → #121212 Brand
#0069ff → #cd6f47 Border
#e5e5e5 → rgba(18,18,18,0.12) Display font
Auto Pro → Anthropic Serif Body size
16px → 17px colors 52 changed
~
bg #ffffff → #f8f8f6 ~
surface #fafafa → #ffffff ~
text #000000 → #121212 ~
text-muted #525252 → #666660 ~
text-faint #a3a3a3 → #b4b4a8 ~
brand #0069ff → #cd6f47 ~
brand-soft #e6f0ff → #f3e7df ~
highlight #fef08a → #fbe8d6 ~
border #e5e5e5 → rgba(18,18,18,0.12) ~
border-strong #d4d4d4 → rgba(18,18,18,0.18) ~
link #0069ff → #121212 ~
success #15803d → #5a8c5a ~
warning #b45309 → #b58a3c ~
danger #dc2626 → #b54a3c ~
info #0069ff → #5a708c +
bg-soft #faf9f5 +
bg-deep #f0efea +
surface-soft #fbfaf6 +
surface-warm #f3f0ea +
text-subtle #8e8e85 +
text-on-brand #ffffff +
text-on-cta #f8f8f6 +
text-on-dark #f3f0ea +
brand-paler #fdf0e8 +
brand-strong #a85530 +
brand-deep #7d3c1f +
cta-bg #121212 +
cta-text #f8f8f6 +
cta-hover #2a2a2a +
cta-active #3d3d3d +
link-hover #cd6f47 +
link-visited #7d3c1f +
border-soft rgba(18,18,18,0.06) +
scrim rgba(18,18,18,0.45) +
shadow-warm rgba(18,18,18,0.04) +
shadow-card rgba(18,18,18,0.06) +
shadow-elev rgba(18,18,18,0.10) +
shadow-modal rgba(18,18,18,0.18) +
success-soft #e6efe2 +
warning-soft #fbf3df +
danger-soft #fbe8e3 −
surface-2 #f4f4f5 −
surface-3 #e9e9eb −
text-soft #737373 −
brand-hover #0052cc −
brand-active #0043a8 −
accent #fef08a −
accent-soft #fefce8 −
success-bg #dcfce7 −
warning-bg #fef3c7 −
danger-bg #fee2e2 −
info-bg #e6f0ff typography 5 changed
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display {"family":"Auto Pro","size":96} → {"family":"Anthropic Serif","size":56} ~
h1 {"family":"Auto Pro","size":44} → {"family":"Anthropic Serif","size":48} ~
h2 {"family":"Auto Pro","size":32} → {"family":"Anthropic Serif","size":40} ~
body {"family":"Auto Pro","size":16} → {"family":"Anthropic Sans","size":17} ~
label {"family":"SFMono-Regular","size":13} → {"family":"Anthropic Mono","size":12} radius identical
No differences.
spacing 4 changed
~
xs 0px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
xl 64px → 48px