Optimism vs BBC News
77 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000000 → #202224 Brand
#ff0420 → #bb1919 Border
#e0e0e0 → #dcdcdc Display font
Optimism Display → BBC Reith Sans Body size
16px → 18px colors 64 changed
~
bg-dark #000000 → #202224 ~
text #000000 → #202224 ~
text-muted #5a5a5a → #5a5d61 ~
brand #ff0420 → #bb1919 ~
brand-hover #cc0319 → #a31515 ~
brand-active #a30214 → #8b1212 ~
brand-soft #ff04201a → #fadcdc ~
brand-deep #7d020f → #5a0d0d ~
border #e0e0e0 → #dcdcdc ~
border-soft #ebebeb → #f0f0f0 ~
border-strong #c0c0c0 → #999999 ~
scrim rgba(0,0,0,0.65) → rgba(0,0,0,0.6) ~
link #ff0420 → #bb1919 ~
link-hover #cc0319 → #a31515 +
bg-section #ffffff +
bg-darkest #0d0d0d +
surface #ffffff +
surface-soft #f6f6f6 +
surface-strong #e8e8e8 +
surface-quote #fbe6e6 +
surface-red-tint #fce8e8 +
text-strong #000000 +
text-soft #7a7d81 +
text-faint #a3a6aa +
text-on-red #ffffff +
brand-block #bb1919 +
link-visited #5a5d61 +
on-dark #ffffff +
border-rule #202224 +
border-red #bb1919 +
shadow-card rgba(0,0,0,0.06) +
shadow-elev rgba(0,0,0,0.1) +
shadow-modal rgba(0,0,0,0.3) +
success #2ea44f +
success-soft #dff0e7 +
warning #cc7a00 +
warning-soft #fde9cc +
danger #bb1919 +
danger-soft #fadcdc +
info #0066b8 +
info-soft #cfe7f5 +
breaking-red #bb1919 +
live-red #bb1919 +
bbc-iplayer #ffd000 +
bbc-sounds #ff4f00 +
bbc-sport #ffd000 −
bg-soft #f5f5f5 −
bg-strong #e6e6e6 −
bg-dark-elev #1a1a1a −
bg-dark-deep #0a0a0a −
surface-card #ffffff −
surface-card-soft #f5f5f5 −
text-body #1a1a1a −
text-subtle #8a8a8a −
text-on-dark-soft #a8a8a8 −
brand-glow rgba(255,4,32,0.40) −
brand-bright #ff3344 −
semantic-up #10b981 −
semantic-down #ef4444 −
semantic-warning #f59e0b −
semantic-info #ff0420 −
gradient-hero linear-gradient(135deg, #000000 0%, #1a1a1a 60%, #7d020f 100%) −
gradient-red linear-gradient(135deg, #ff0420 0%, #cc0319 100%) −
focus-ring rgba(255,4,32,0.45) typography 5 changed
~
display {"family":"Optimism Display","size":72} → {"family":"BBC Reith Sans","size":72} ~
h1 {"family":"Optimism Display","size":40} → {"family":"BBC Reith Sans","size":28} ~
h2 {"family":"Optimism Display","size":32} → {"family":"BBC Reith Sans","size":22} ~
body {"family":"Inter","size":16} → {"family":"BBC Reith Sans","size":18} ~
label {"family":"JetBrains Mono","size":11} → {"family":"BBC Reith Mono","size":11} radius 3 changed
~
button 12px → 4px ~
card 12px → 8px ~
pill 999px → 9999px spacing 5 changed
~
xs 4px → 2px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 32px → 24px ~
xl 64px → 40px