GitHub Copilot vs Signal
75 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#1f2328 → #1c1f23 Brand
#000000 → #3a76f0 Border
#d0d7de → #e0e3e8 Display font
Mona Sans → Inter Body size
18px → 16px colors 66 changed
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surface #f6f8fa → #ffffff ~
surface-strong #eaeef2 → #e8eaee ~
text #1f2328 → #1c1f23 ~
text-strong #000000 → #0a0d11 ~
text-muted #59636e → #5b6068 ~
brand #000000 → #3a76f0 ~
brand-hover #1f2328 → #2e62d8 ~
brand-active #3d444d → #234fb8 ~
success #1a7f37 → #3eaa6c ~
success-soft #dafbe1 → #e0f3e7 ~
warning #9a6700 → #e69138 ~
warning-soft #fff8c5 → #fdf3e8 ~
danger #cf222e → #d04a3c ~
danger-soft #ffebe9 → #fbeae6 ~
border #d0d7de → #e0e3e8 ~
border-strong #afb8c1 → #bcc0c7 +
bg-warm #f8f9fa +
bg-muted #f1f3f5 +
bg-promo #e8efff +
bg-cream #fef9e9 +
surface-elevated #ffffff +
surface-hover #f8f9fa +
surface-soft #f4f7ff +
text-soft #7a7f87 +
text-disabled #a8acb3 +
text-on-brand #ffffff +
text-link #2e62d8 +
text-link-hover #1f4ab2 +
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-soft #eef0f2 +
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) +
info #3a76f0 +
info-soft #e8efff −
bg-inverse #0d1117 −
bg-overlay #ffffffee −
surface-on-dark #161b22 −
surface-strong-on-dark #21262d −
text-subtle #6e7781 −
text-on-dark #f0f6fc −
text-on-dark-muted #9198a1 −
brand-on-dark #ffffff −
brand-on-dark-hover #f0f6fc −
accent #0969da −
accent-hover #0550ae −
accent-soft #ddf4ff −
accent-emphasis #0969da −
accent-on-dark #4493f8 −
done #8250df −
border-muted #d8dee4 −
border-on-dark #3d444d −
scrim rgba(140,149,159,0.15) −
shadow-small rgba(31,35,40,0.04) −
shadow-medium rgba(31,35,40,0.08) −
shadow-large rgba(31,35,40,0.12) typography 5 changed
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display {"family":"Mona Sans","size":96} → {"family":"Inter","size":56} ~
h1 {"family":"Mona Sans","size":64} → {"family":"Inter","size":40} ~
h2 {"family":"Mona Sans","size":56} → {"family":"Inter","size":32} ~
body {"family":"Mona Sans","size":18} → {"family":"Inter","size":16} ~
label {"family":"MonaspiceNe","size":12} → {"family":"Roboto Mono","size":11} radius 2 changed
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button 8px → 6px ~
card 12px → 8px spacing 2 changed
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lg 40px → 32px ~
xl 64px → 48px