YouTube vs Substack
67 token-level differences between these two design systems.
Background
#0f0f0f → #ffffff Text
#ffffff → #363737 Brand
#ff0000 → #ff6719 Border
#3f3f3f → rgba(0, 0, 0, 0.10) Display font
YouTube Sans → Cahuenga Body size
14px → 19px colors 61 changed
~
bg #0f0f0f → #ffffff ~
surface #272727 → #ffffff ~
text #ffffff → #363737 ~
text-strong #ffffff → #1a1a1a ~
text-muted #aaaaaa → #878787 ~
text-soft #717171 → #666c70 ~
brand #ff0000 → #ff6719 ~
brand-hover #cc0000 → #e85412 ~
brand-deep #990000 → #cc4a0e ~
border #3f3f3f → rgba(0, 0, 0, 0.10) ~
border-soft #272727 → rgba(0, 0, 0, 0.06) ~
border-strong #5e5e5e → rgba(0, 0, 0, 0.20) ~
success #0db750 → #0d8050 ~
warning #f1c21b → #d97706 ~
danger #cc0000 → #dc2626 ~
info #3ea6ff → #2563eb +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
bg-soft #f6f6f3 +
surface-warm #fafaf7 +
text-faint #a8a8a8 +
text-link #363737 +
brand-tint rgba(255, 103, 25, 0.10) +
brand-tint-strong rgba(255, 103, 25, 0.18) +
border-warm rgba(0, 0, 0, 0.08) +
selection-bg rgba(255, 103, 25, 0.20) +
shadow-soft rgba(0, 0, 0, 0.06) +
shadow-medium rgba(0, 0, 0, 0.10) +
reading-rule rgba(0, 0, 0, 0.08) −
bg-deep #000000 −
bg-light #ffffff −
surface-strong #3f3f3f −
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-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) −
shorts-tab #ff0033 −
community-tab #3ea6ff typography 5 changed
~
display {"family":"YouTube Sans","size":72} → {"family":"Cahuenga","size":56} ~
h1 {"family":"YouTube Sans","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"YouTube Sans","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"YouTube Sans","size":14} → {"family":"Spectral","size":19} ~
label {"family":"Roboto Mono","size":11} → {"family":"Monaco","size":13} radius 1 changed
~
button 8px → 6px spacing identical
No differences.