YouTube vs Duolingo
84 token-level differences between these two design systems.
Background
#0f0f0f → #ffffff Text
#ffffff → #4b4b4b Brand
#ff0000 → #58cc02 Border
#3f3f3f → #e5e5e5 Display font
YouTube Sans → din-round Body size
14px → 16px colors 72 changed
~
bg #0f0f0f → #ffffff ~
surface #272727 → #ffffff ~
surface-soft #1f1f1f → #fafafa ~
text #ffffff → #4b4b4b ~
text-strong #ffffff → #3c3c3c ~
text-muted #aaaaaa → #777777 ~
text-soft #717171 → #afafaf ~
brand #ff0000 → #58cc02 ~
brand-hover #cc0000 → #61e002 ~
brand-deep #990000 → #3a8c00 ~
border #3f3f3f → #e5e5e5 ~
border-soft #272727 → #f0f0f0 ~
border-strong #5e5e5e → #d4d4d4 ~
shadow-card rgba(0,0,0,0.4) → rgba(0, 0, 0, 0.08) ~
shadow-modal rgba(0,0,0,0.5) 0 8px 24px → rgba(0, 0, 0, 0.16) ~
success #0db750 → #58cc02 ~
warning #f1c21b → #ff9600 ~
danger #cc0000 → #ff4b4b ~
info #3ea6ff → #1cb0f6 +
bg-soft #f7f7f7 +
bg-warm #fff4dd +
surface-tinted #f0fff0 +
text-faint #d4d4d4 +
text-on-brand #ffffff +
text-link #1cb0f6 +
brand-pressed #46a302 +
brand-tint #d7ffb8 +
streak-orange #ff9600 +
streak-orange-deep #cc7700 +
heart-red #ff4b4b +
heart-red-deep #e02e2e +
xp-gold #ffc800 +
xp-gold-deep #cc9f00 +
super-purple #ce82ff +
super-purple-deep #a560d4 +
macaw-blue #1cb0f6 +
macaw-blue-deep #0a8acf +
border-brand #58cc02 +
shadow-button #46a302 +
success-bg #d7ffb8 +
warning-bg #fff4dd +
danger-bg #ffe5e5 +
info-bg #ddf4ff −
bg-deep #000000 −
bg-light #ffffff −
surface-strong #3f3f3f −
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 −
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":"din-round","size":88} ~
h1 {"family":"YouTube Sans","size":40} → {"family":"din-round","size":40} ~
h2 {"family":"YouTube Sans","size":32} → {"family":"din-round","size":32} ~
body {"family":"YouTube Sans","size":14} → {"family":"Lexend Deca","size":16} ~
label {"family":"Roboto Mono","size":11} → {"family":"SFMono-Regular","size":14} radius 2 changed
~
button 8px → 12px ~
card 12px → 24px spacing 5 changed
~
xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 32px → 24px ~
xl 48px → 40px