JetBlue vs Substack
54 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#1a1a1a → #363737 Brand
#0033a0 → #ff6719 Border
#dee2e8 → rgba(0, 0, 0, 0.10) Display font
JetBlue Sans → Cahuenga Body size
16px → 19px colors 42 changed
~
bg-soft #f5f7fa → #f6f6f3 ~
brand #0033a0 → #ff6719 ~
brand-hover #002a82 → #e85412 ~
brand-deep #001548 → #cc4a0e ~
brand-tint #e6ecf5 → rgba(255, 103, 25, 0.10) ~
text #1a1a1a → #363737 ~
text-strong #0033a0 → #1a1a1a ~
text-muted #5a5a5a → #878787 ~
text-soft #8a8a8a → #666c70 ~
text-faint #bcbcbc → #a8a8a8 ~
border #dee2e8 → rgba(0, 0, 0, 0.10) ~
border-strong #bcc2cc → rgba(0, 0, 0, 0.20) ~
border-soft #eaedf2 → rgba(0, 0, 0, 0.06) ~
success #1a8757 → #0d8050 ~
warning #cc8800 → #d97706 ~
danger #c4313a → #dc2626 ~
info #0033a0 → #2563eb +
bg-elev #fafaf7 +
bg-cream #fbf9f4 +
surface-warm #fafaf7 +
text-link #363737 +
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-warm #fffaf6 −
surface-soft #fafbfd −
surface-strong #f0f4f9 −
brand-pressed #001f63 −
brand-soft #cbd6ea −
mint-orange #ff6633 −
mint-orange-deep #d8501f −
mint-orange-soft #ffe9df −
text-on-brand #ffffff −
link #0033a0 −
link-hover #ff6633 −
selected-bg #e6ecf5 −
border-brand #0033a0 −
trueblue-mosaic #0033a0 −
trueblue-mint #ff6633 typography 5 changed
~
display {"family":"JetBlue Sans","size":64} → {"family":"Cahuenga","size":56} ~
h1 {"family":"JetBlue Sans","size":36} → {"family":"Cahuenga","size":40} ~
h2 {"family":"JetBlue Sans","size":28} → {"family":"Cahuenga","size":32} ~
body {"family":"JetBlue Sans","size":16} → {"family":"Spectral","size":19} ~
label {"family":"SFMono-Regular","size":13} → {"family":"Monaco","size":13} radius 2 changed
~
button 12px → 6px ~
card 16px → 12px spacing 5 changed
~
xs 0px → 4px ~
sm 4px → 8px ~
md 12px → 16px ~
lg 24px → 32px ~
xl 40px → 48px