GitHub Copilot vs HEY
69 token-level differences between these two design systems.
Background
#ffffff → #ffffff Text
#1f2328 → #231c33 Brand
#000000 → #5522fa Border
#d0d7de → #231c3314 Display font
Mona Sans → Really Sans Large Body size
18px → 18px colors 58 changed
~
text #1f2328 → #231c33 ~
brand #000000 → #5522fa ~
border #d0d7de → #231c3314 +
paper #f9f7f5 +
stone #edeae6 +
stone-light #f7f4f0 +
grey #736c83 +
cobalt #0074e4 +
yellow #f5d652 +
canary #fff5ca +
orange #f87917 +
coral #f95c5c +
coral-dark #ec4343 +
salmon #ec8580 +
peach #ffe5da +
mint #b3f4e0 +
teal #5fddc5 +
sky #b6dbff +
lavender #d5d2ff +
pink #cf6fb6 +
purple #7700a2 +
green #299850 +
shadow-card rgba(35,28,51,0.2) +
shadow-deep rgba(35,28,51,0.6) −
bg-inverse #0d1117 −
bg-overlay #ffffffee −
surface #f6f8fa −
surface-strong #eaeef2 −
surface-on-dark #161b22 −
surface-strong-on-dark #21262d −
text-strong #000000 −
text-muted #59636e −
text-subtle #6e7781 −
text-on-dark #f0f6fc −
text-on-dark-muted #9198a1 −
brand-hover #1f2328 −
brand-active #3d444d −
brand-on-dark #ffffff −
brand-on-dark-hover #f0f6fc −
accent #0969da −
accent-hover #0550ae −
accent-soft #ddf4ff −
accent-emphasis #0969da −
accent-on-dark #4493f8 −
success #1a7f37 −
success-soft #dafbe1 −
warning #9a6700 −
warning-soft #fff8c5 −
danger #cf222e −
danger-soft #ffebe9 −
done #8250df −
border-muted #d8dee4 −
border-strong #afb8c1 −
border-on-dark #3d444d −
scrim rgba(140,149,159,0.15) −
shadow-small rgba(31,35,40,0.04) −
shadow-medium rgba(31,35,40,0.08) −
shadow-large rgba(31,35,40,0.12) typography 5 changed
~
display {"family":"Mona Sans","size":96} → {"family":"Really Sans Large","size":74} ~
h1 {"family":"Mona Sans","size":64} → {"family":"Really Sans Large","size":44} ~
h2 {"family":"Mona Sans","size":56} → {"family":"Really Sans Large","size":34} ~
body {"family":"Mona Sans","size":18} → {"family":"Moniker","size":18} ~
label {"family":"MonaspiceNe","size":12} → {"family":"SFMono-Regular","size":14} radius 2 changed
~
button 8px → 12px ~
card 12px → 18px spacing 4 changed
~
xs 4px → 0px ~
sm 8px → 4px ~
md 16px → 12px ~
lg 40px → 32px