Cal.com vs KAYAK
82 token-level differences between these two design systems.
Background
#f4f4f4 → #ffffff Text
#111111 → #1e2026 Brand
#111111 → #ff690f Border
rgba(0, 0, 0, 0.08) → #dadde0 Display font
Cal Sans → Open Sans Body size
16px → 14px colors 70 changed
~
bg #f4f4f4 → #ffffff ~
surface-soft #f8f9fa → #f4f4f4 ~
surface-strong #e5e7eb → #e8e8e8 ~
text #111111 → #1e2026 ~
text-strong #000000 → #0a0c10 ~
text-body #374151 → #2c2f36 ~
text-soft #6b7280 → #8a909d ~
text-muted #898989 → #5e6470 ~
brand #111111 → #ff690f ~
brand-active #242424 → #c54a00 ~
link #0000ee → #0066cc ~
link-visited #551a8b → #5a4392 ~
link-hover #0000aa → #004a99 ~
border rgba(0, 0, 0, 0.08) → #dadde0 ~
border-soft #f3f4f6 → #eaecef ~
border-strong #e5e7eb → #a4a9b4 +
bg-alt #f8f8f8 +
bg-data #f0f3f5 +
surface-orange-soft #fff2e8 +
surface-graph #fdf3eb +
surface-deal #fff2e8 +
text-on-brand #ffffff +
text-on-orange #ffffff +
brand-hover #e85a07 +
brand-light #fff2e8 +
brand-deep #7a3300 +
brand-graph #ff690f +
brand-graph-fill #fdf3eb +
border-input-focus #ff690f +
divider #dadde0 +
scrim rgba(0,0,0,0.5) +
shadow-card rgba(0,0,0,0.06) +
shadow-elev rgba(0,0,0,0.14) +
shadow-deep rgba(255,105,15,0.18) +
success #0a8c3e +
success-soft #e8f6ee +
success-deep #0a6b32 +
warning #d97706 +
warning-soft #fff7e6 +
danger #cc2935 +
danger-soft #fdeaec +
info #0066cc +
info-soft #e8f0f8 +
best-flag #0a8c3e +
cheapest-flag #0a8c3e +
fastest-flag #9333ea +
short-stop-flag #0066cc +
hacker-fare #ff690f +
pricegraph-stroke #ff690f +
pricegraph-fill #fdf3eb +
pricegraph-low #0a8c3e +
pricegraph-high #cc2935 −
bg-soft #fafafa −
surface-card #f5f5f5 −
surface-dark #101010 −
surface-dark-elev #1a1a1a −
text-faint #9ca3af −
brand-disabled #e5e7eb −
on-brand #ffffff −
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 typography 5 changed
~
display {"family":"Cal Sans","size":64} → {"family":"Open Sans","size":72} ~
h1 {"family":"Cal Sans","size":36} → {"family":"Open Sans","size":40} ~
h2 {"family":"Cal Sans","size":28} → {"family":"Open Sans","size":32} ~
body {"family":"Inter","size":16} → {"family":"Open Sans","size":14} ~
label {"family":"JetBrains Mono","size":11} → {"family":"SFMono-Regular","size":11} radius 2 changed
~
button 8px → 6px ~
card 20px → 8px spacing 5 changed
~
xs 4px → 2px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 48px → 24px ~
xl 96px → 40px