Character.AI vs YouTube
95 token-level differences between these two design systems.
Background
#f4f4f5 → #0f0f0f Text
#26272b → #ffffff Brand
#9b6cff → #ff0000 Border
rgba(38, 39, 43, 0.12) → #3f3f3f Display font
atHauss → YouTube Sans Body size
16px → 14px colors 82 changed
~
bg #f4f4f5 → #0f0f0f ~
surface #ffffff → #272727 ~
surface-strong #e4e4e7 → #3f3f3f ~
text #26272b → #ffffff ~
text-strong #0f0f12 → #ffffff ~
text-muted #6b6c70 → #aaaaaa ~
text-soft #8a8b8f → #717171 ~
on-brand #fafafa → #ffffff ~
brand #9b6cff → #ff0000 ~
brand-deep #5a2ee0 → #990000 ~
border rgba(38, 39, 43, 0.12) → #3f3f3f ~
border-strong rgba(38, 39, 43, 0.20) → #5e5e5e ~
border-soft rgba(38, 39, 43, 0.06) → #272727 +
bg-deep #000000 +
bg-light #ffffff +
surface-soft #1f1f1f +
surface-card transparent +
surface-overlay rgba(0,0,0,0.85) +
surface-light #f9f9f9 +
text-body #ffffff +
text-inverse #0f0f0f +
text-disabled #717171 +
text-light #0f0f0f +
text-light-muted #606060 +
brand-hover #cc0000 +
brand-active #aa0000 +
brand-shorts #ff0033 +
accent-link #3ea6ff +
accent-link-light #065fd4 +
accent-premium #f1c21b +
accent-music #ff0033 +
accent-tv #ff0000 +
accent-kids #ff0000 +
border-light #e5e5e5 +
shadow-card rgba(0,0,0,0.4) +
shadow-modal rgba(0,0,0,0.5) 0 8px 24px +
scrim-thumb linear-gradient(0deg, rgba(0,0,0,0.7) 0%, transparent 60%) +
progress-watched #ff0000 +
progress-rail rgba(255,255,255,0.2) +
progress-buffer rgba(255,255,255,0.4) +
recording-dot #ff0000 +
live-badge-bg #ff0000 +
duration-badge-bg rgba(0,0,0,0.6) +
success #0db750 +
warning #f1c21b +
danger #cc0000 +
info #3ea6ff +
shorts-tab #ff0033 +
community-tab #3ea6ff −
bg-soft #fafafa −
bg-elevated #ffffff −
surface-hover #f8f8f9 −
text-medium #3f3f46 −
text-faint #a1a1a6 −
on-cta #fafafa −
brand-strong #7e4cff −
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 −
link #202024 −
link-hover #9b6cff −
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 typography 5 changed
~
display {"family":"atHauss","size":64} → {"family":"YouTube Sans","size":72} ~
h1 {"family":"atHauss","size":36} → {"family":"YouTube Sans","size":40} ~
h2 {"family":"atHauss","size":28} → {"family":"YouTube Sans","size":32} ~
body {"family":"atHauss","size":16} → {"family":"YouTube Sans","size":14} ~
label {"family":"JetBrains Mono","size":12} → {"family":"Roboto Mono","size":11} radius 3 changed
~
button 12px → 8px ~
card 16px → 12px ~
pill 30px → 9999px spacing 5 changed
~
xs 1px → 4px ~
sm 2px → 8px ~
md 6px → 16px ~
lg 16px → 32px ~
xl 24px → 48px