Buttondown vs Character.AI
67 token-level differences between these two design systems.
Background
#ffffff → #f4f4f5 Text
#000000 → #26272b Brand
#0069ff → #9b6cff Border
#e5e5e5 → rgba(38, 39, 43, 0.12) Display font
Auto Pro → atHauss Body size
16px → 16px colors 54 changed
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bg #ffffff → #f4f4f5 ~
surface #fafafa → #ffffff ~
text #000000 → #26272b ~
text-strong #000000 → #0f0f12 ~
text-muted #525252 → #6b6c70 ~
text-soft #737373 → #8a8b8f ~
text-faint #a3a3a3 → #a1a1a6 ~
brand #0069ff → #9b6cff ~
brand-soft #e6f0ff → #ede4ff ~
on-brand #ffffff → #fafafa ~
border #e5e5e5 → rgba(38, 39, 43, 0.12) ~
border-strong #d4d4d4 → rgba(38, 39, 43, 0.20) ~
link #0069ff → #202024 ~
info-bg #e6f0ff → #ede4ff +
bg-soft #fafafa +
bg-elevated #ffffff +
surface-hover #f8f8f9 +
surface-strong #e4e4e7 +
text-medium #3f3f46 +
on-cta #fafafa +
brand-strong #7e4cff +
brand-deep #5a2ee0 +
brand-faint #f7f2ff +
brand-glow rgba(155, 108, 255, 0.32) +
cta-bg #202024 +
cta-bg-strong #0f0f12 +
cta-text #fafafa +
social-bg #131316 +
social-bg-hover #202024 +
social-text #fafafa +
link-hover #9b6cff +
selected-bg #ede4ff +
disabled-bg #e4e4e7 +
disabled-text #a1a1a6 +
border-soft rgba(38, 39, 43, 0.06) +
border-focus #9b6cff +
border-focus-cta #202024 +
success-text #15803d +
warning-text #854d0e +
danger-text #b91c1c +
info-text #5a2ee0 +
shadow-rgb 38, 39, 43 +
shadow-glow 155, 108, 255 −
surface-2 #f4f4f5 −
surface-3 #e9e9eb −
brand-hover #0052cc −
brand-active #0043a8 −
accent #fef08a −
accent-soft #fefce8 −
highlight #fef08a −
success #15803d −
warning #b45309 −
danger #dc2626 −
info #0069ff typography 5 changed
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display {"family":"Auto Pro","size":96} → {"family":"atHauss","size":64} ~
h1 {"family":"Auto Pro","size":44} → {"family":"atHauss","size":36} ~
h2 {"family":"Auto Pro","size":32} → {"family":"atHauss","size":28} ~
body {"family":"Auto Pro","size":16} → {"family":"atHauss","size":16} ~
label {"family":"SFMono-Regular","size":13} → {"family":"JetBrains Mono","size":12} radius 3 changed
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button 8px → 12px ~
card 12px → 16px ~
pill 9999px → 30px spacing 5 changed
~
xs 0px → 1px ~
sm 4px → 2px ~
md 12px → 6px ~
lg 32px → 16px ~
xl 64px → 24px