OpenAI vs Optimism
60 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000000 → #000000 Brand
#000000 → #ff0420 Border
rgba(0,0,0,0.1) → #e0e0e0 Display font
OpenAI Sans → Optimism Display Body size
16px → 16px colors 52 changed
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bg-soft #f1f1f1 → #f5f5f5 ~
text-muted #5d5d5d → #5a5a5a ~
text-subtle #8e8e8e → #8a8a8a ~
text-on-dark #ededed → #ffffff ~
brand #000000 → #ff0420 ~
brand-hover #1a1a1a → #cc0319 ~
brand-active #2c2c2c → #a30214 ~
link #000000 → #ff0420 ~
link-hover #5d5d5d → #cc0319 ~
border rgba(0,0,0,0.1) → #e0e0e0 ~
border-soft rgba(0,0,0,0.08) → #ebebeb ~
border-strong rgba(0,0,0,0.16) → #c0c0c0 ~
scrim rgba(0,0,0,0.5) → rgba(0,0,0,0.65) +
bg-strong #e6e6e6 +
bg-dark #000000 +
bg-dark-elev #1a1a1a +
bg-dark-deep #0a0a0a +
surface-card-soft #f5f5f5 +
text-body #1a1a1a +
text-on-dark-soft #a8a8a8 +
brand-soft #ff04201a +
brand-glow rgba(255,4,32,0.40) +
brand-deep #7d020f +
brand-bright #ff3344 +
semantic-up #10b981 +
semantic-down #ef4444 +
semantic-warning #f59e0b +
semantic-info #ff0420 +
gradient-hero linear-gradient(135deg, #000000 0%, #1a1a1a 60%, #7d020f 100%) +
gradient-red linear-gradient(135deg, #ff0420 0%, #cc0319 100%) +
focus-ring rgba(255,4,32,0.45) −
bg-section #f7f7f7 −
surface #fafafa −
surface-hover rgba(0,0,0,0.04) −
surface-press rgba(0,0,0,0.08) −
text-strong #000000 −
text-faint #b4b4b4 −
text-on-brand #ffffff −
brand-on-dark #ffffff −
accent #10a37f −
accent-hover #0d8a6b −
accent-soft #d6f3e8 −
link-visited #000000 −
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 typography 5 changed
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display {"family":"OpenAI Sans","size":48} → {"family":"Optimism Display","size":72} ~
h1 {"family":"OpenAI Sans","size":40} → {"family":"Optimism Display","size":40} ~
h2 {"family":"OpenAI Sans","size":32} → {"family":"Optimism Display","size":32} ~
body {"family":"OpenAI Sans","size":16} → {"family":"Inter","size":16} ~
label {"family":"OpenAI Sans Mono","size":12} → {"family":"JetBrains Mono","size":11} radius 2 changed
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button 8px → 12px ~
pill 9999px → 999px spacing 1 changed
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xl 48px → 64px