Cal.com vs On
72 token-level differences between these two design systems.
Background
#f4f4f4 → #ffffff Text
#111111 → #000000 Brand
#111111 → #000000 Border
rgba(0, 0, 0, 0.08) → rgba(0,0,0,0.08) Display font
Cal Sans → On Body size
16px → 16px colors 61 changed
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bg #f4f4f4 → #ffffff ~
surface-soft #f8f9fa → #f5f5f5 ~
text #111111 → #000000 ~
text-soft #6b7280 → #767676 ~
text-muted #898989 → #525252 ~
brand #111111 → #000000 ~
brand-active #242424 → #000000 ~
link #0000ee → #000000 ~
link-hover #0000aa → #525252 +
bg-dark #000000 +
surface-warm #fafafa +
ink #000000 +
ink-soft #0a0a0a +
charcoal #333333 +
mute #525252 +
mute-soft #767676 +
stone #9a9a9a +
hairline #d4d4d4 +
hairline-soft #e5e5e5 +
text-on-ink #ffffff +
brand-hover #1a1a1a +
pill-light #ffffff +
pill-light-text #000000 +
visited #000000 +
selected #000000 +
disabled-bg #e5e5e5 +
disabled-text #9a9a9a +
accent-coral #e63312 +
accent-coral-deep #b3260d +
sale #e63312 +
success #1f8a4c +
success-bright #34c873 +
warning #a35316 +
danger #d11507 +
info #1151ff +
scrim rgba(0,0,0,0.55) +
ring #000000 +
ring-on-dark #ffffff −
bg-soft #fafafa −
surface-card #f5f5f5 −
surface-strong #e5e7eb −
surface-dark #101010 −
surface-dark-elev #1a1a1a −
text-body #374151 −
text-faint #9ca3af −
brand-disabled #e5e7eb −
on-dark #ffffff −
on-dark-soft #a1a1aa −
link-visited #551a8b −
border rgba(0, 0, 0, 0.08) −
border-soft #f3f4f6 −
border-strong #e5e7eb −
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
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display {"family":"Cal Sans","size":64} → {"family":"On","size":80} ~
h1 {"family":"Cal Sans","size":36} → {"family":"On","size":48} ~
h2 {"family":"Cal Sans","size":28} → {"family":"On","size":32} ~
body {"family":"Inter","size":16} → {"family":"On","size":16} ~
label {"family":"JetBrains Mono","size":11} → {"family":"SFMono-Regular","size":13} radius 1 changed
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card 20px → 12px spacing 5 changed
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xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 48px → 32px ~
xl 96px → 64px