Cal.com vs Duolingo
75 token-level differences between these two design systems.
Background
#f4f4f4 → #ffffff Text
#111111 → #4b4b4b Brand
#111111 → #58cc02 Border
rgba(0, 0, 0, 0.08) → #e5e5e5 Display font
Cal Sans → din-round Body size
16px → 16px colors 63 changed
~
bg #f4f4f4 → #ffffff ~
bg-soft #fafafa → #f7f7f7 ~
surface-soft #f8f9fa → #fafafa ~
text #111111 → #4b4b4b ~
text-strong #000000 → #3c3c3c ~
text-soft #6b7280 → #afafaf ~
text-muted #898989 → #777777 ~
text-faint #9ca3af → #d4d4d4 ~
brand #111111 → #58cc02 ~
border rgba(0, 0, 0, 0.08) → #e5e5e5 ~
border-soft #f3f4f6 → #f0f0f0 ~
border-strong #e5e7eb → #d4d4d4 +
bg-warm #fff4dd +
surface-tinted #f0fff0 +
text-on-brand #ffffff +
text-link #1cb0f6 +
brand-hover #61e002 +
brand-pressed #46a302 +
brand-deep #3a8c00 +
brand-tint #d7ffb8 +
streak-orange #ff9600 +
streak-orange-deep #cc7700 +
heart-red #ff4b4b +
heart-red-deep #e02e2e +
xp-gold #ffc800 +
xp-gold-deep #cc9f00 +
super-purple #ce82ff +
super-purple-deep #a560d4 +
macaw-blue #1cb0f6 +
macaw-blue-deep #0a8acf +
border-brand #58cc02 +
shadow-button #46a302 +
shadow-card rgba(0, 0, 0, 0.08) +
shadow-modal rgba(0, 0, 0, 0.16) +
success #58cc02 +
success-bg #d7ffb8 +
warning #ff9600 +
warning-bg #fff4dd +
danger #ff4b4b +
danger-bg #ffe5e5 +
info #1cb0f6 +
info-bg #ddf4ff −
surface-card #f5f5f5 −
surface-strong #e5e7eb −
surface-dark #101010 −
surface-dark-elev #1a1a1a −
text-body #374151 −
brand-active #242424 −
brand-disabled #e5e7eb −
on-dark #ffffff −
on-dark-soft #a1a1aa −
link #0000ee −
link-visited #551a8b −
link-hover #0000aa −
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":"din-round","size":88} ~
h1 {"family":"Cal Sans","size":36} → {"family":"din-round","size":40} ~
h2 {"family":"Cal Sans","size":28} → {"family":"din-round","size":32} ~
body {"family":"Inter","size":16} → {"family":"Lexend Deca","size":16} ~
label {"family":"JetBrains Mono","size":11} → {"family":"SFMono-Regular","size":14} radius 2 changed
~
button 8px → 12px ~
card 20px → 24px spacing 5 changed
~
xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 48px → 24px ~
xl 96px → 40px