OpenAI vs Cal.com
62 token-level differences between these two design systems.
Background
#ffffff → #f4f4f4 Text
#000000 → #111111 Brand
#000000 → #111111 Border
rgba(0,0,0,0.1) → rgba(0, 0, 0, 0.08) Display font
OpenAI Sans → Cal Sans Body size
16px → 16px colors 54 changed
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bg #ffffff → #f4f4f4 ~
bg-soft #f1f1f1 → #fafafa ~
surface #fafafa → #ffffff ~
surface-card #ffffff → #f5f5f5 ~
text #000000 → #111111 ~
text-muted #5d5d5d → #898989 ~
text-faint #b4b4b4 → #9ca3af ~
brand #000000 → #111111 ~
brand-active #2c2c2c → #242424 ~
link #000000 → #0000ee ~
link-hover #5d5d5d → #0000aa ~
link-visited #000000 → #551a8b ~
border rgba(0,0,0,0.1) → rgba(0, 0, 0, 0.08) ~
border-soft rgba(0,0,0,0.08) → #f3f4f6 ~
border-strong rgba(0,0,0,0.16) → #e5e7eb +
surface-soft #f8f9fa +
surface-strong #e5e7eb +
surface-dark #101010 +
surface-dark-elev #1a1a1a +
text-body #374151 +
text-soft #6b7280 +
brand-disabled #e5e7eb +
on-dark #ffffff +
on-dark-soft #a1a1aa +
brand-accent #3b82f6 +
badge-orange #fb923c +
badge-pink #ec4899 +
badge-violet #8b5cf6 +
badge-emerald #34d399 +
semantic-success #10b981 +
semantic-warning #f59e0b +
semantic-danger #ef4444 +
semantic-info #3b82f6 −
bg-section #f7f7f7 −
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-hover #1a1a1a −
brand-on-dark #ffffff −
accent #10a37f −
accent-hover #0d8a6b −
accent-soft #d6f3e8 −
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 typography 5 changed
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display {"family":"OpenAI Sans","size":48} → {"family":"Cal Sans","size":64} ~
h1 {"family":"OpenAI Sans","size":40} → {"family":"Cal Sans","size":36} ~
h2 {"family":"OpenAI Sans","size":32} → {"family":"Cal Sans","size":28} ~
body {"family":"OpenAI Sans","size":16} → {"family":"Inter","size":16} ~
label {"family":"OpenAI Sans Mono","size":12} → {"family":"JetBrains Mono","size":11} radius 1 changed
~
card 12px → 20px spacing 2 changed
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lg 32px → 48px ~
xl 48px → 96px