WHOOP vs Substack
56 token-level differences between these two design systems.
Background
#000000 → #ffffff Text
#ffffff → #363737 Brand
#a0d10b → #ff6719 Border
#1f1f1f → rgba(0, 0, 0, 0.10) Display font
Inter → Cahuenga Body size
16px → 19px colors 50 changed
~
bg #000000 → #ffffff ~
bg-elev #0a0a0a → #fafaf7 ~
surface #0a0a0a → #ffffff ~
brand #a0d10b → #ff6719 ~
brand-hover #88b609 → #e85412 ~
brand-deep #476005 → #cc4a0e ~
text #ffffff → #363737 ~
text-strong #ffffff → #1a1a1a ~
text-muted #b5b5b5 → #878787 ~
text-soft #8a8a8a → #666c70 ~
text-faint #5e5e5e → #a8a8a8 ~
border #1f1f1f → rgba(0, 0, 0, 0.10) ~
border-soft #141414 → rgba(0, 0, 0, 0.06) ~
border-strong #2e2e2e → rgba(0, 0, 0, 0.20) ~
success #16ec06 → #0d8050 ~
warning #ffde00 → #d97706 ~
danger #ff0026 → #dc2626 ~
info #0093e7 → #2563eb +
bg-cream #fbf9f4 +
bg-soft #f6f6f3 +
surface-warm #fafaf7 +
text-link #363737 +
brand-tint rgba(255, 103, 25, 0.10) +
brand-tint-strong rgba(255, 103, 25, 0.18) +
on-brand #ffffff +
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-elev-strong #141414 −
bg-light #ffffff −
surface-soft #141414 −
surface-strong #1f1f1f −
brand-active #739707 −
brand-pale #e8f3c6 −
brand-soft #0c1102 −
text-on-brand #000000 −
link #ffffff −
link-hover #a0d10b −
border-input #3d3d3d −
recovery-green #16ec06 −
recovery-yellow #ffde00 −
recovery-red #ff0026 −
strain-blue #0093e7 −
sleep-blue #7eb8d9 −
hrv-purple #9c7ed9 −
scrim rgba(0,0,0,0.85) −
shadow-card rgba(0,0,0,0.6) −
shadow-elev rgba(0,0,0,0.8) typography 5 changed
~
display {"family":"Inter","size":72} → {"family":"Cahuenga","size":56} ~
h1 {"family":"Inter","size":40} → {"family":"Cahuenga","size":40} ~
h2 {"family":"Inter","size":32} → {"family":"Cahuenga","size":32} ~
body {"family":"Inter","size":16} → {"family":"Spectral","size":19} ~
label {"family":"Inter","size":11} → {"family":"Monaco","size":13} radius 1 changed
~
button 8px → 6px spacing identical
No differences.