OpenAI vs Character.AI
82 token-level differences between these two design systems.
Background
#ffffff → #f4f4f5 Text
#000000 → #26272b Brand
#000000 → #9b6cff Border
rgba(0,0,0,0.1) → rgba(38, 39, 43, 0.12) Display font
OpenAI Sans → atHauss Body size
16px → 16px colors 69 changed
~
bg #ffffff → #f4f4f5 ~
bg-soft #f1f1f1 → #fafafa ~
surface #fafafa → #ffffff ~
surface-hover rgba(0,0,0,0.04) → #f8f8f9 ~
text #000000 → #26272b ~
text-strong #000000 → #0f0f12 ~
text-muted #5d5d5d → #6b6c70 ~
text-faint #b4b4b4 → #a1a1a6 ~
brand #000000 → #9b6cff ~
on-brand #ffffff → #fafafa ~
link #000000 → #202024 ~
link-hover #5d5d5d → #9b6cff ~
border rgba(0,0,0,0.1) → rgba(38, 39, 43, 0.12) ~
border-soft rgba(0,0,0,0.08) → rgba(38, 39, 43, 0.06) ~
border-strong rgba(0,0,0,0.16) → rgba(38, 39, 43, 0.20) +
bg-elevated #ffffff +
surface-strong #e4e4e7 +
text-medium #3f3f46 +
text-soft #8a8b8f +
on-cta #fafafa +
brand-strong #7e4cff +
brand-deep #5a2ee0 +
brand-soft #ede4ff +
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 +
selected-bg #ede4ff +
disabled-bg #e4e4e7 +
disabled-text #a1a1a6 +
border-focus #9b6cff +
border-focus-cta #202024 +
success-bg #dcfce7 +
success-text #15803d +
warning-bg #fef3c7 +
warning-text #854d0e +
danger-bg #fee2e2 +
danger-text #b91c1c +
info-bg #ede4ff +
info-text #5a2ee0 +
shadow-rgb 38, 39, 43 +
shadow-glow 155, 108, 255 −
bg-section #f7f7f7 −
surface-card #ffffff −
surface-press rgba(0,0,0,0.08) −
text-subtle #8e8e8e −
text-on-brand #ffffff −
text-on-dark #ededed −
brand-hover #1a1a1a −
brand-active #2c2c2c −
brand-on-dark #ffffff −
accent #10a37f −
accent-hover #0d8a6b −
accent-soft #d6f3e8 −
link-visited #000000 −
scrim rgba(0,0,0,0.5) −
shadow-card rgba(0,0,0,0.06) −
shadow-elev rgba(0,0,0,0.10) −
shadow-modal rgba(0,0,0,0.20) −
success #10a37f −
warning #d97706 −
warning-soft #fdf3e7 −
danger #cc2525 −
danger-soft #fae5e5 −
info #3a3a3a typography 5 changed
~
display {"family":"OpenAI Sans","size":48} → {"family":"atHauss","size":64} ~
h1 {"family":"OpenAI Sans","size":40} → {"family":"atHauss","size":36} ~
h2 {"family":"OpenAI Sans","size":32} → {"family":"atHauss","size":28} ~
body {"family":"OpenAI Sans","size":16} → {"family":"atHauss","size":16} ~
label {"family":"OpenAI Sans Mono","size":12} → {"family":"JetBrains Mono","size":12} radius 3 changed
~
button 8px → 12px ~
card 12px → 16px ~
pill 9999px → 30px spacing 5 changed
~
xs 4px → 1px ~
sm 8px → 2px ~
md 16px → 6px ~
lg 32px → 16px ~
xl 48px → 24px