BBC News vs Sierra
75 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#202224 → #302e2d Brand
#bb1919 → #006838 Border
#dcdcdc → #e4e0dc Display font
BBC Reith Sans → GT America Body size
18px → 16px colors 65 changed
~
surface #ffffff → #f6f5f3 ~
text #202224 → #302e2d ~
text-muted #5a5d61 → #a39f99 ~
text-soft #7a7d81 → #55524f ~
text-faint #a3a6aa → #7c7873 ~
brand #bb1919 → #006838 ~
brand-deep #5a0d0d → #05351d ~
link #bb1919 → #006838 ~
link-hover #a31515 → #05351d ~
border #dcdcdc → #e4e0dc ~
border-strong #999999 → #d4cfc9 +
bg-cream #f6f5f3 +
hero-bg #05351d +
text-heading #222222 +
on-hero #ffffff +
brand-bright #0a7d46 +
glass-cta rgba(255, 255, 255, 0.10) +
selected-bg #eef0ec +
disabled #a39f99 +
border-subtle #efece8 +
border-hero rgba(255, 255, 255, 0.16) +
success-bg #e3efe7 +
success-text #05351d +
warning-bg #f6ecd9 +
warning-text #6b531c +
danger-bg #f6e4e1 +
danger-text #8a3a2e +
info-bg #e6edf2 +
info-text #2c4a5e −
bg-section #ffffff −
bg-dark #202224 −
bg-darkest #0d0d0d −
surface-soft #f6f6f6 −
surface-strong #e8e8e8 −
surface-quote #fbe6e6 −
surface-red-tint #fce8e8 −
text-strong #000000 −
text-on-red #ffffff −
text-on-dark #ffffff −
brand-hover #a31515 −
brand-active #8b1212 −
brand-soft #fadcdc −
brand-block #bb1919 −
link-visited #5a5d61 −
on-dark #ffffff −
border-soft #f0f0f0 −
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) −
scrim rgba(0,0,0,0.6) −
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 typography 5 changed
~
display {"family":"BBC Reith Sans","size":72} → {"family":"GT America","size":80} ~
h1 {"family":"BBC Reith Sans","size":28} → {"family":"GT America","size":48} ~
h2 {"family":"BBC Reith Sans","size":22} → {"family":"GT America","size":32} ~
body {"family":"BBC Reith Sans","size":18} → {"family":"GT America","size":16} ~
label {"family":"BBC Reith Mono","size":11} → {"family":"SFMono-Regular","size":13} radius 2 changed
~
button 4px → 8px ~
card 8px → 12px spacing 3 changed
~
xs 2px → 0px ~
lg 24px → 32px ~
xl 40px → 64px