Claude.ai vs Southwest Airlines
74 token-level differences between these two design systems.
Background
#f8f8f6 → #f4f4f4 Text
#121212 → #000000 Brand
#cd6f47 → #ffbf27 Border
rgba(18,18,18,0.12) → #000000 Display font
Anthropic Serif → Southwest Sans Body size
17px → 16px colors 65 changed
~
bg #f8f8f6 → #f4f4f4 ~
surface #ffffff → #f4f4f4 ~
surface-soft #fbfaf6 → #ebebeb ~
text #121212 → #000000 ~
text-muted #666660 → #565656 ~
text-on-brand #ffffff → #111b40 ~
brand #cd6f47 → #ffbf27 ~
on-brand #ffffff → #111b40 ~
link #121212 → #304cb2 ~
link-hover #cd6f47 → #26409c ~
link-visited #7d3c1f → #5a3a9e ~
border rgba(18,18,18,0.12) → #000000 ~
border-soft rgba(18,18,18,0.06) → #d4d4d4 ~
border-strong rgba(18,18,18,0.18) → #000000 ~
scrim rgba(18,18,18,0.45) → rgba(17,27,64,0.55) ~
shadow-card rgba(18,18,18,0.06) → rgba(17,27,64,0.08) ~
shadow-elev rgba(18,18,18,0.10) → rgba(17,27,64,0.16) ~
success #5a8c5a → #1a7a3c ~
success-soft #e6efe2 → #e6f4ec ~
warning #b58a3c → #b25f00 ~
warning-soft #fbf3df → #fff4e3 ~
danger #b54a3c → #c4123c ~
danger-soft #fbe8e3 → #fdeef1 ~
info #5a708c → #304cb2 +
bg-alt #ffffff +
surface-white #ffffff +
surface-navy #111b40 +
surface-blue #304cb2 +
surface-yellow-soft #fff6dd +
text-body #1a1a1a +
text-soft #767676 +
text-on-navy #ffffff +
text-on-blue #ffffff +
brand-hover #f0b01c +
brand-active #dca110 +
blue #304cb2 +
blue-hover #26409c +
blue-active #1d3380 +
navy #111b40 +
navy-2 #1a2a5e +
red-heart #d31245 +
border-focus #304cb2 +
divider #d4d4d4 +
shadow-deep rgba(17,27,64,0.24) +
info-soft #eaeefb +
star-rating #ffbf27 −
bg-soft #faf9f5 −
bg-deep #f0efea −
surface-warm #f3f0ea −
text-strong #000000 −
text-subtle #8e8e85 −
text-faint #b4b4a8 −
text-on-cta #f8f8f6 −
text-on-dark #f3f0ea −
brand-soft #f3e7df −
brand-paler #fdf0e8 −
brand-strong #a85530 −
brand-deep #7d3c1f −
cta-bg #121212 −
cta-text #f8f8f6 −
cta-hover #2a2a2a −
cta-active #3d3d3d −
shadow-warm rgba(18,18,18,0.04) −
shadow-modal rgba(18,18,18,0.18) −
highlight #fbe8d6 typography 5 changed
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display {"family":"Anthropic Serif","size":56} → {"family":"Southwest Sans","size":80} ~
h1 {"family":"Anthropic Serif","size":48} → {"family":"Southwest Sans","size":40} ~
h2 {"family":"Anthropic Serif","size":40} → {"family":"Southwest Sans","size":32} ~
body {"family":"Anthropic Sans","size":17} → {"family":"Southwest Sans","size":16} ~
label {"family":"Anthropic Mono","size":12} → {"family":"SFMono-Regular","size":13} radius identical
No differences.
spacing 4 changed
~
xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
xl 48px → 64px