Optimism vs Coursera
77 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#000000 → #1f1f1f Brand
#ff0420 → #0056d2 Border
#e0e0e0 → #e0e0e0 Display font
Optimism Display → Source Sans 3 Body size
16px → 16px colors 68 changed
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text #000000 → #1f1f1f ~
text-muted #5a5a5a → #5e6677 ~
brand #ff0420 → #0056d2 ~
brand-hover #cc0319 → #003e9c ~
brand-active #a30214 → #002f7a ~
brand-soft #ff04201a → #eef0fb ~
brand-deep #7d020f → #001e4f ~
border-soft #ebebeb → #eaedf2 ~
border-strong #c0c0c0 → #c1c7d0 +
bg-warm #fafafa +
bg-muted #f5f7f8 +
bg-deep #1f1f1f +
bg-promo #eef0fb +
surface #ffffff +
surface-elevated #ffffff +
surface-hover #f5f7f8 +
surface-soft #f7f9fc +
surface-strong #e7eaf0 +
text-strong #0a0a0a +
text-soft #6e7480 +
text-disabled #9aa0ad +
text-on-brand #ffffff +
text-link #0056d2 +
text-link-hover #003e9c +
accent-yellow #f5b728 +
accent-orange #f47e2c +
accent-green #2e7d32 +
accent-red #d52424 +
border-focus #0056d2 +
rating-star #f5b728 +
rating-star-empty #e0e0e0 +
badge-bestseller #f47e2c +
badge-new #0056d2 +
badge-trending #7c3aed +
shadow-card rgba(0,0,0,0.08) +
shadow-modal rgba(0,0,0,0.20) +
shadow-popover rgba(0,0,0,0.12) +
success #2e7d32 +
success-soft #e6f3e7 +
warning #f5b728 +
warning-soft #fff5db +
danger #d52424 +
danger-soft #fbeaea +
info #0056d2 +
info-soft #eef0fb −
bg-soft #f5f5f5 −
bg-strong #e6e6e6 −
bg-dark #000000 −
bg-dark-elev #1a1a1a −
bg-dark-deep #0a0a0a −
surface-card #ffffff −
surface-card-soft #f5f5f5 −
text-body #1a1a1a −
text-subtle #8a8a8a −
text-on-dark #ffffff −
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) −
scrim rgba(0,0,0,0.65) −
link #ff0420 −
link-hover #cc0319 typography 5 changed
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display {"family":"Optimism Display","size":72} → {"family":"Source Sans 3","size":60} ~
h1 {"family":"Optimism Display","size":40} → {"family":"Source Sans 3","size":40} ~
h2 {"family":"Optimism Display","size":32} → {"family":"Source Sans 3","size":32} ~
body {"family":"Inter","size":16} → {"family":"Source Sans 3","size":16} ~
label {"family":"JetBrains Mono","size":11} → {"family":"Roboto Mono","size":11} radius 3 changed
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button 12px → 6px ~
card 12px → 8px ~
pill 999px → 9999px spacing 1 changed
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xl 64px → 48px