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Buffer vs spectr.pm

Two design systems side by side, measured from the live sites — colour, type, shape, depth, components, states and responsive behaviour.

Buffer: Buffer: Social media management for everyone · Above the fold
Buffer
buffer.com· read 2026-11-03
spectr.pm: Spectr - AI Product Ops: Meetings to PRDs, Specs & Stories · Above the fold
spectr.pm
spectr.pm· read 2026-10-14

Ground and ink

Each side painted in its own measured canvas, ink, muted and primary roles.

Buffer

Heading on canvas

Body copy in the measured muted role.

Primary action
13.4:1 ink on canvas

spectr.pm

Heading on canvas

Body copy in the measured muted role.

Primary action
18.6:1 ink on canvas

Palette

Named roles first, then every colour measured without one.

Buffer

  • canvas#FEFDFB
  • surface#F1F1EA
  • ink#213130
  • muted#4A4A45
  • hairline#E4E3DD
  • primary#B0EC9C
  • on-primary#4A4A45

3 more, no measured role

spectr.pm

  • canvas#0D0D0D
  • surface#171717
  • ink#FAFAFA
  • hairline#2E2E2E
  • primary#894DEF
  • on-primary#FAFAFA

10 more, no measured role

Type scale

Set at the measured size, weight, tracking and leading. Brand typefaces are not loaded, so the metrics are real and the letterforms are not.

Buffer

h2

76px · 400 · shown smaller

h2

57px · 400 · shown smaller

display

57px · 400 · shown smaller

display

57px · 400 · shown smaller

display

43px · 400 · shown smaller

hero-display

43px · 400 · shown smaller

heading

33px · 400

spectr.pm

hero-display

288px · 900 · shown smaller

display

280px · 900 · shown smaller

display

252px · 900 · shown smaller

display

200px · 900 · shown smaller

display

132px · 800 · shown smaller

display

99px · 600 · shown smaller

h2

92px · 800 · shown smaller

Corners

Drawn at the measured radii.

Buffer

0px

pill

4px

10px

6px

spectr.pm

0px

Spacing

One shared scale across both sides, so the bars are directly comparable.

Buffer

4
8
16
20
24
28
32
36

spectr.pm

4
8
12
16
24
28
32
40

Depth

Shadows cast on each side's own ground.

Buffer

sm

spectr.pm

sm

Buttons

Rendered from the measured computed styles.

Buffer

primaryfilledprimary-smfilled-sm

spectr.pm

primaryfilledprimary-smtext

The measured values behind the panels above.

Bufferspectr.pm

At a glance

Ground — these differLightDark
Corners — these differPillSharp
Display size — these differ76px288px
Spacing base4px4px
Accent colours — these differ48
Type families — these differ42
Ink on canvas — these differ13.4:118.6:1
Components — these differ1811

Colour roles

primary — these differ#B0EC9C#894DEF
accent#213130—
link#337047—
canvas — these differ#FEFDFB#0D0D0D
surface — these differ#F1F1EA#171717
ink — these differ#213130#FAFAFA
body — these differ#363530#B8B8B8
muted#4A4A45—
hairline — these differ#E4E3DD#2E2E2E
on-primary — these differ#4A4A45#FAFAFA

Full palette

Every colour each extraction kept, including the ones with no measured role.

All colours — these differ#B0EC9C#213130#337047#283E3D#FEFDFB#F1F1EA#363530#4A4A45#6E6E68#E4E3DD#CBCAC2#8D8D86#894DEF#A273F2#14532D#78350F#166534#4ADE80#92400E#FBBF24#0D0D0D#171717#FAFAFA#B8B8B8#2E2E2E#6B6B6B#000000#262626
Semantic——

Typography

Families — these differFigtreeStolzlInterIowan Old StyleInter-e4c28016845df4efJetBrains Mono-33799697913f1f09
h2 — these differ56.8px · 400 · 62.48px · -1.14px · Stolzl44px · 800 · 46.2px · -1.32px · Inter-e4c28016845df4ef
display — these differ42.6px · 400 · 46.86px · -0.85px · Stolzl132px · 800 · 198px · -2.64px · Inter-e4c28016845df4ef
hero-display — these differ42.6px · 400 · 46.86px · -0.85px · Stolzl288px · 900 · 288px · -11.52px · uppercase · Inter-e4c28016845df4ef
quote32px · 400 · 35.2px · -0.64px · Stolzl—
button — these differ18px · 400 · 25.2px · 0.12px · Figtree15px · 600 · 22.5px · 0px · Inter-e4c28016845df4ef
input18px · 400 · 18px · 0.12px · Figtree—
table-header18px · 700 · 25.2px · 0.12px · Figtree—
heading — these differ18px · 600 · 19.8px · 0.14px · Figtree16px · 600 · 24px · 0px · Inter-e4c28016845df4ef
h3 — these differ18px · 600 · 19.8px · -0.36px · Figtree19px · 600 · 28.5px · 0px · Inter-e4c28016845df4ef
list-item — these differ18px · 400 · 25.2px · 0.12px · Figtree16px · 500 · 24px · 0px · Inter-e4c28016845df4ef
body — these differ15.5px · 400 · 21.7px · 0.12px · Figtree15px · 500 · 23.25px · 0px · Inter-e4c28016845df4ef
h1 — these differ15.5px · 500 · 21.7px · 0.97px · uppercase · Figtree72px · 800 · 72px · -2.52px · Inter-e4c28016845df4ef
label15.5px · 400 · 17.05px · 0.12px · Stolzl—
link — these differ13.5px · 400 · 18.9px · 0.12px · Figtree14px · 500 · 20px · 0px · Inter-e4c28016845df4ef
h413.5px · 600 · 14.85px · 0.1px · Figtree—
code—13px · 600 · 19.5px · 1.82px · uppercase · JetBrains Mono-33799697913f1f09
caption—12px · 500 · 16.5px · 0px · Inter-e4c28016845df4ef

Shape and rhythm

Radius — these differ0px4px6px10px9999px0px
Spacing — these differ4px8px16px20px24px28px32px36px44px56px72px76px4px8px12px16px24px28px32px40px44px48px64px144px
Border widths1px1px

Depth

Strategysingle-tiersingle-tier
Shadows — these differrgba(23, 23, 23, 0.1) 0px 4px 12px -2px, rgba(23, 23, 23, 0.05) 0px 0px 1px 1pxrgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.1) 0px 10px 15px -3px, rgba(0, 0, 0, 0.1) 0px 4px 6px -4px
Gradients — these differhero: linear-gradient(to top, rgb(254, 253, 251) 0px, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, 0) 80%, rgb(254, 253, 251) 100%), linear-gradient(to right, rgb(254, 253, 251) 0px, rgba(0, 0, 0, 0) 20%), linear-gradient(to left, rgb(247, 247, 243) 1px, rgba(0, 0, 0, 0) 1px), linear-gradient(rgb(247, 247, 243) 1px, rgba(0, 0, 0, 0) 1px)hero: linear-gradient(to top, rgb(254, 253, 251) 0px, rgba(0, 0, 0, 0) 20%, rgba(0, 0, 0, 0) 80%, rgb(254, 253, 251) 100%), linear-gradient(to left, rgb(254, 253, 251) 0px, rgba(0, 0, 0, 0) 20%), linear-gradient(to right, rgb(247, 247, 243) 1px, rgba(0, 0, 0, 0) 1px), linear-gradient(rgb(247, 247, 243) 1px, rgba(0, 0, 0, 0) 1px)—
Opacity — these differ0.750.600.401.000.700.900.940.650.36
Z-index — these differbase 1base 2dropdown 10dropdown 50

Components

Sharedbutton-primarybutton-filledbutton-primary-smcardnavigationfooterlinkbutton-primarybutton-filledbutton-primary-smcardnavigationfooterlink
Only here — these differbutton-filled-smbutton-outlinebutton-outline-lgcard-featuredcard-featured-lgcard-2badge-filledbadge-iconbadge-filled-smfooter-smlink-lgbutton-textbutton-text-2card-lglink-sm
Signature——

Interaction states

Read from each site's own stylesheets. An empty side means they were cross-origin and unreadable.

Measured — these differother:hoverother:focus-visibleinput:hoverother:hovercard:hoverother:focusother:disablednav:hovernav:focus-visible

Responsive

Breakpoints — these differ375→341px · 7col768→719px · 6col1024→965px · 7col1280→1211px · 5col1440→1368px · 2col375→343px · 6col768→704px · 3col1024→960px · 5col1280→1216px · 5col1440→1376px · 5col

Themes

Measured on the live site, not derived.

SupportSingle themeSingle theme

How this was measured

Differences here are ours, not the brands'.

Pages read66
Extracted — these differ2026-11-032026-10-14
Stylesheets — these differPartly blockedReadable
Roles unassigned — these differ310

Measured by DesignMD from the live sites. Compare two others. Generate a DESIGN.md for your own site.