Arc vs Threads
82 token-level differences between these two design systems.
Background
#FFFCEC → #000000 Text
#000000 → #ffffff Brand
#2404AA → #ffffff Border
rgba(0, 0, 0, 0.12) → rgba(243,245,247,0.15) Display font
Marlin Soft SQ → Instagram Sans Body size
16px → 15px colors 70 changed
~
bg #FFFCEC → #000000 ~
surface #FFFFFF → #181818 ~
text #000000 → #ffffff ~
text-strong #000000 → #ffffff ~
text-soft rgba(0, 0, 0, 0.6) → rgba(243,245,247,0.4) ~
text-faint rgba(0, 0, 0, 0.45) → rgba(243,245,247,0.3) ~
text-muted rgba(0, 0, 0, 0.3) → rgba(243,245,247,0.5) ~
brand #2404AA → #ffffff ~
on-brand #FFFCEC → #000000 ~
link #2404AA → rgba(243,245,247,0.5) ~
link-hover #3139FB → #ffffff ~
border rgba(0, 0, 0, 0.12) → rgba(243,245,247,0.15) ~
border-strong rgba(0, 0, 0, 0.20) → rgba(243,245,247,0.3) ~
border-subtle rgba(0, 0, 0, 0.06) → rgba(243,245,247,0.08) +
bg-light #ffffff +
bg-soft #101010 +
bg-deep #000000 +
surface-hover #1f1f1f +
surface-elevated #252525 +
surface-soft #0a0a0a +
text-body #f5f5f5 +
text-on-light #000000 +
text-on-light-muted rgba(0,0,0,0.5) +
text-on-brand #ffffff +
primary-action #ffffff +
primary-action-hover #e0e0e0 +
secondary-action #000000 +
on-bg #ffffff +
shadow-color rgba(0,0,0,0.4) +
reply-icon rgba(243,245,247,0.5) +
reply-active #ffffff +
repost-icon rgba(243,245,247,0.5) +
repost-active #22c55e +
like-icon rgba(243,245,247,0.5) +
like-active #fe0169 +
share-icon rgba(243,245,247,0.5) +
thread-line rgba(243,245,247,0.2) +
follow-button-bg #ffffff +
followed-button-bg transparent +
verified-blue #1da1f2 +
notification-dot #fe0169 +
success #22c55e +
warning #fab421 +
danger #fe0169 +
info #1da1f2 −
bg-secondary #FFF8DC −
surface-elev #FFFEF7 −
text-medium rgba(0, 0, 0, 0.8) −
brand-deep #1A0388 −
brand-blue #3139FB −
brand-red #FB3A4D −
brand-coral-soft #FFE3E6 −
cta-bg #FFFFFF −
cta-text #2702C2 −
swatch-pale-green #D7F0D2 −
swatch-salmon #FFD9CF −
swatch-pale-yellow #FFF1A8 −
swatch-soft-blue #D1E2FF −
swatch-lavender #E6DCFF −
selected-bg rgba(36, 4, 170, 0.08) −
disabled rgba(0, 0, 0, 0.3) −
border-brand rgba(36, 4, 170, 0.30) −
success-bg #D7F0D2 −
success-text #1F4D24 −
warning-bg #FFF1A8 −
warning-text #7A5A00 −
danger-bg #FFE3E6 −
danger-text #A8112A −
info-bg #D1E2FF −
info-text #1A2B6B typography 5 changed
~
display {"family":"Marlin Soft SQ","size":64} → {"family":"Instagram Sans","size":56} ~
h1 {"family":"Marlin Soft SQ","size":46} → {"family":"Instagram Sans","size":40} ~
h2 {"family":"Marlin Soft SQ","size":36} → {"family":"Instagram Sans","size":32} ~
body {"family":"Marlin","size":16} → {"family":"Instagram Sans","size":15} ~
label {"family":"ABC Favorit Mono","size":11} → {"family":"JetBrains Mono","size":12} radius 2 changed
~
button 10px → 12px ~
card 16px → 18px spacing 5 changed
~
xs 1px → 4px ~
sm 2px → 8px ~
md 6px → 16px ~
lg 12px → 32px ~
xl 20px → 48px