Signal vs Cal.com
74 token-level differences between these two design systems.
Background
#ffffff → #f4f4f4 Text
#1c1f23 → #111111 Brand
#3a76f0 → #111111 Border
#e0e3e8 → rgba(0, 0, 0, 0.08) Display font
Inter → Cal Sans Body size
16px → 16px colors 66 changed
~
bg #ffffff → #f4f4f4 ~
surface-soft #f4f7ff → #f8f9fa ~
surface-strong #e8eaee → #e5e7eb ~
text #1c1f23 → #111111 ~
text-strong #0a0d11 → #000000 ~
text-muted #5b6068 → #898989 ~
text-soft #7a7f87 → #6b7280 ~
brand #3a76f0 → #111111 ~
brand-active #234fb8 → #242424 ~
border #e0e3e8 → rgba(0, 0, 0, 0.08) ~
border-soft #eef0f2 → #f3f4f6 ~
border-strong #bcc0c7 → #e5e7eb +
bg-soft #fafafa +
surface-card #f5f5f5 +
surface-dark #101010 +
surface-dark-elev #1a1a1a +
text-body #374151 +
text-faint #9ca3af +
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 −
bg-warm #f8f9fa −
bg-muted #f1f3f5 −
bg-promo #e8efff −
bg-cream #fef9e9 −
surface-elevated #ffffff −
surface-hover #f8f9fa −
text-disabled #a8acb3 −
text-on-brand #ffffff −
text-link #2e62d8 −
text-link-hover #1f4ab2 −
brand-hover #2e62d8 −
brand-soft #e8efff −
brand-deep #234fb8 −
donate-blue #2c6bed −
accent-cyan #5fb3f9 −
accent-yellow #f1c40f −
accent-orange #e69138 −
accent-red #d04a3c −
accent-green #3eaa6c −
border-focus #3a76f0 −
encryption-verified #3eaa6c −
encryption-unverified #7a7f87 −
shadow-card rgba(28,31,35,0.06) −
shadow-modal rgba(28,31,35,0.20) −
shadow-popover rgba(28,31,35,0.12) −
success #3eaa6c −
success-soft #e0f3e7 −
warning #e69138 −
warning-soft #fdf3e8 −
danger #d04a3c −
danger-soft #fbeae6 −
info #3a76f0 −
info-soft #e8efff typography 4 changed
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display {"family":"Inter","size":56} → {"family":"Cal Sans","size":64} ~
h1 {"family":"Inter","size":40} → {"family":"Cal Sans","size":36} ~
h2 {"family":"Inter","size":32} → {"family":"Cal Sans","size":28} ~
label {"family":"Roboto Mono","size":11} → {"family":"JetBrains Mono","size":11} radius 2 changed
~
button 6px → 8px ~
card 8px → 20px spacing 2 changed
~
lg 32px → 48px ~
xl 48px → 96px