Claude.ai vs Y Combinator
86 token-level differences between these two design systems.
Background
#f8f8f6 → #ffffff Text
#121212 → #000000 Brand
#cd6f47 → #f26625 Border
rgba(18,18,18,0.12) → #cccccc Display font
Anthropic Serif → Verlag Body size
17px → 16px colors 73 changed
~
bg #f8f8f6 → #ffffff ~
text #121212 → #000000 ~
text-muted #666660 → #cccccc ~
text-faint #b4b4a8 → #a0a0a0 ~
brand #cd6f47 → #f26625 ~
brand-soft #f3e7df → rgba(242, 102, 37, 0.10) ~
brand-deep #7d3c1f → #cc4f00 ~
cta-bg #121212 → #f26625 ~
cta-text #f8f8f6 → #ffffff ~
link #121212 → #000099 ~
link-hover #cd6f47 → #000066 ~
link-visited #7d3c1f → #828282 ~
border rgba(18,18,18,0.12) → #cccccc ~
border-strong rgba(18,18,18,0.18) → #828282 ~
shadow-warm rgba(18,18,18,0.04) → rgba(242, 102, 37, 0.15) +
bg-paste #f6f6ef +
bg-warm-tint #fff6f0 +
bg-cool #fafafa +
surface-elevated #ffffff +
text-medium #404040 +
text-soft #525252 +
text-meta #828282 +
brand-classic #ff6600 +
brand-hover #e85d00 +
accent-startup-school #ff8c42 +
accent-warm-cream #fff6f0 +
link-yc #000000 +
selected-bg #fff6f0 +
disabled #cccccc +
ink-100 #000000 +
ink-200 #404040 +
ink-300 #525252 +
ink-400 #828282 +
ink-500 #a0a0a0 +
ink-600 #cccccc +
ink-700 #e6e6e6 +
ink-800 #f6f6ef +
border-subtle #e6e6e6 +
border-orange rgba(242, 102, 37, 0.40) +
shadow-color rgba(0, 0, 0, 0.06) +
success-bg #e8f5e0 +
success-text #2d5016 +
warning-bg #fff4d6 +
warning-text #7a5e00 +
danger-bg #fde0d4 +
danger-text #8a2a0a +
info-bg #e0e8f5 +
info-text #000099 −
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 −
cta-hover #2a2a2a −
cta-active #3d3d3d −
border-soft rgba(18,18,18,0.06) −
scrim rgba(18,18,18,0.45) −
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 #5a8c5a −
success-soft #e6efe2 −
warning #b58a3c −
warning-soft #fbf3df −
danger #b54a3c −
danger-soft #fbe8e3 −
info #5a708c −
highlight #fbe8d6 typography 5 changed
~
display {"family":"Anthropic Serif","size":56} → {"family":"Verlag","size":80} ~
h1 {"family":"Anthropic Serif","size":48} → {"family":"Verlag","size":48} ~
h2 {"family":"Anthropic Serif","size":40} → {"family":"Verlag","size":32} ~
body {"family":"Anthropic Sans","size":17} → {"family":"Verdana","size":16} ~
label {"family":"Anthropic Mono","size":12} → {"family":"Monaco","size":11} radius 3 changed
~
button 8px → 0px ~
card 12px → 0px ~
pill 9999px → 0px spacing 5 changed
~
xs 4px → 1px ~
sm 8px → 2px ~
md 16px → 6px ~
lg 32px → 12px ~
xl 48px → 20px