Y Combinator vs OpenAI
84 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000000 → #000000 Brand
#f26625 → #000000 Border
#cccccc → rgba(0,0,0,0.1) Display font
Verlag → OpenAI Sans Body size
16px → 16px colors 71 changed
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surface #ffffff → #fafafa ~
text-faint #a0a0a0 → #b4b4b4 ~
text-muted #cccccc → #5d5d5d ~
brand #f26625 → #000000 ~
brand-hover #e85d00 → #1a1a1a ~
link #000099 → #000000 ~
link-hover #000066 → #5d5d5d ~
link-visited #828282 → #000000 ~
border #cccccc → rgba(0,0,0,0.1) ~
border-strong #828282 → rgba(0,0,0,0.16) +
bg-soft #f1f1f1 +
bg-section #f7f7f7 +
surface-card #ffffff +
surface-hover rgba(0,0,0,0.04) +
surface-press rgba(0,0,0,0.08) +
text-subtle #8e8e8e +
text-on-brand #ffffff +
text-on-dark #ededed +
brand-active #2c2c2c +
brand-on-dark #ffffff +
accent #10a37f +
accent-hover #0d8a6b +
accent-soft #d6f3e8 +
border-soft rgba(0,0,0,0.08) +
scrim rgba(0,0,0,0.5) +
shadow-card rgba(0,0,0,0.06) +
shadow-elev rgba(0,0,0,0.10) +
shadow-modal rgba(0,0,0,0.20) +
success #10a37f +
warning #d97706 +
warning-soft #fdf3e7 +
danger #cc2525 +
danger-soft #fae5e5 +
info #3a3a3a −
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-deep #cc4f00 −
brand-soft rgba(242, 102, 37, 0.10) −
accent-startup-school #ff8c42 −
accent-warm-cream #fff6f0 −
link-yc #000000 −
selected-bg #fff6f0 −
disabled #cccccc −
cta-bg #f26625 −
cta-text #ffffff −
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) −
shadow-warm rgba(242, 102, 37, 0.15) −
success-bg #e8f5e0 −
success-text #2d5016 −
warning-bg #fff4d6 −
warning-text #7a5e00 −
danger-bg #fde0d4 −
danger-text #8a2a0a −
info-bg #e0e8f5 −
info-text #000099 typography 5 changed
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display {"family":"Verlag","size":80} → {"family":"OpenAI Sans","size":48} ~
h1 {"family":"Verlag","size":48} → {"family":"OpenAI Sans","size":40} ~
h2 {"family":"Verlag","size":32} → {"family":"OpenAI Sans","size":32} ~
body {"family":"Verdana","size":16} → {"family":"OpenAI Sans","size":16} ~
label {"family":"Monaco","size":11} → {"family":"OpenAI Sans Mono","size":12} radius 3 changed
~
button 0px → 8px ~
card 0px → 12px ~
pill 0px → 9999px spacing 5 changed
~
xs 1px → 4px ~
sm 2px → 8px ~
md 6px → 16px ~
lg 12px → 32px ~
xl 20px → 48px