Booking.com vs Cal.com
66 token-level differences between these two design systems.
Background
#ffffff → #f4f4f4 Text
#262626 → #111111 Brand
#003580 → #111111 Border
#e0e0e0 → rgba(0, 0, 0, 0.08) Display font
Inter → Cal Sans Body size
14px → 16px colors 54 changed
~
bg #ffffff → #f4f4f4 ~
bg-soft #f5f5f5 → #fafafa ~
surface-soft #fafafa → #f8f9fa ~
surface-strong #f0f2f5 → #e5e7eb ~
brand #003580 → #111111 ~
text #262626 → #111111 ~
text-muted #595959 → #898989 ~
text-soft #8a8a8a → #6b7280 ~
text-faint #bcbcbc → #9ca3af ~
link #0066cc → #0000ee ~
link-hover #003580 → #0000aa ~
border #e0e0e0 → rgba(0, 0, 0, 0.08) ~
border-strong #bdbdbd → #e5e7eb ~
border-soft #eeeeee → #f3f4f6 +
surface-card #f5f5f5 +
surface-dark #101010 +
surface-dark-elev #1a1a1a +
text-body #374151 +
brand-active #242424 +
brand-disabled #e5e7eb +
on-dark #ffffff +
on-dark-soft #a1a1aa +
link-visited #551a8b +
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-warm #fefdf6 −
brand-hover #0066cc −
brand-pressed #002566 −
brand-deep #001a4d −
brand-tint #e8f0fa −
brand-soft #cee0f0 −
yellow #febb02 −
yellow-deep #cc9700 −
yellow-soft #fff4d4 −
text-on-brand #ffffff −
text-on-yellow #262626 −
selected-bg #e8f0fa −
border-brand #003580 −
rating-good #008009 −
rating-superb #003580 −
urgency #d63333 −
urgency-soft #fff0f0 −
success #008009 −
warning #d68500 −
danger #d63333 −
info #0066cc −
genius-purple #562155 typography 5 changed
~
display {"family":"Inter","size":48} → {"family":"Cal Sans","size":64} ~
h1 {"family":"Inter","size":24} → {"family":"Cal Sans","size":36} ~
h2 {"family":"Inter","size":20} → {"family":"Cal Sans","size":28} ~
body {"family":"Inter","size":14} → {"family":"Inter","size":16} ~
label {"family":"SFMono-Regular","size":12} → {"family":"JetBrains Mono","size":11} radius 2 changed
~
button 6px → 8px ~
card 8px → 20px spacing 5 changed
~
xs 0px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
lg 24px → 48px ~
xl 40px → 96px