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beehiiv vs spectr.pm

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

beehiiv: Newsletter Platform: Create Newsletters and Websites - beehiiv · Above the fold
beehiiv
beehiiv.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.

beehiiv

Heading on canvas

Body copy in the measured muted role.

Primary action
21:1 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.

beehiiv

  • canvas#FFFFFF
  • surface#0D0B28
  • ink#000000
  • muted#4E4E6C
  • hairline#D4D7F5
  • primary#060419
  • on-primary#FFFFFF

8 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.

beehiiv

h1

72px · 700 · shown smaller

h1

64px · 700 · shown smaller

display

64px · 700 · shown smaller

h2

60px · 700 · shown smaller

h1

60px · 700 · shown smaller

h2

56px · 700 · shown smaller

display

48px · 700 · shown smaller

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.

beehiiv

0px

12px

6px

4px

pill

8px

spectr.pm

0px

Spacing

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

beehiiv

4
8
12
16
20
24
32
40

spectr.pm

4
8
12
16
24
28
32
40

Depth

Shadows cast on each side's own ground.

beehiiv

sm

md

spectr.pm

sm

Buttons

Rendered from the measured computed styles.

beehiiv

filledprimaryiconicon-sm

spectr.pm

primaryfilledprimary-smtext

The measured values behind the panels above.

beehiivspectr.pm

At a glance

Ground — these differLightDark
Corners — these differPillSharp
Display size — these differ72px288px
Spacing base4px4px
Accent colours — these differ68
Type families22
Ink on canvas — these differ21.0:118.6:1
Components — these differ1411

Colour roles

primary — these differ#060419#894DEF
canvas — these differ#FFFFFF#0D0D0D
surface — these differ#0D0B28#171717
ink — these differ#000000#FAFAFA
body — these differ#060419#B8B8B8
muted#4E4E6C—
hairline — these differ#D4D7F5#2E2E2E
on-primary — these differ#FFFFFF#FAFAFA

Full palette

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

All colours — these differ#060419#FF5EC4#9393A9#2F39BA#FCCEEE#1C1940#3843D0#C42D8C#FFFFFF#0D0B28#F5F6F8#000000#4E4E6C#6F6F8A#D4D7F5#DDDCE8#894DEF#A273F2#14532D#78350F#166534#4ADE80#92400E#FBBF24#0D0D0D#171717#FAFAFA#B8B8B8#2E2E2E#6B6B6B#000000#262626
Semantic——

Typography

Families — these differSatoshiFontClashGroteskFontInter-e4c28016845df4efJetBrains Mono-33799697913f1f09
hero-display—288px · 900 · 288px · -11.52px · uppercase · Inter-e4c28016845df4ef
h1 — these differ72px · 700 · 72px · -1.8px · SatoshiFont72px · 800 · 72px · -2.52px · Inter-e4c28016845df4ef
h2 — these differ60px · 700 · 75px · 0px · SatoshiFont44px · 800 · 46.2px · -1.32px · Inter-e4c28016845df4ef
display — these differ48px · 700 · 48px · 0px · SatoshiFont132px · 800 · 198px · -2.64px · Inter-e4c28016845df4ef
h3 — these differ24px · 700 · 32px · 0px · SatoshiFont19px · 600 · 28.5px · 0px · Inter-e4c28016845df4ef
heading — these differ20px · 700 · 28px · 0px · SatoshiFont16px · 600 · 24px · 0px · Inter-e4c28016845df4ef
body — these differ18px · 500 · 28px · 0px · SatoshiFont15px · 500 · 23.25px · 0px · Inter-e4c28016845df4ef
button — these differ16px · 400 · 24px · 0px · SatoshiFont15px · 600 · 22.5px · 0px · Inter-e4c28016845df4ef
input16px · 500 · 24px · 0px · SatoshiFont—
list-item—16px · 500 · 24px · 0px · Inter-e4c28016845df4ef
nav-link14px · 600 · 20px · 0px · SatoshiFont—
link — these differ14px · 500 · 20px · 0px · SatoshiFont14px · 500 · 20px · 0px · Inter-e4c28016845df4ef
h414px · 500 · 20px · 0px · SatoshiFont—
code—13px · 600 · 19.5px · 1.82px · uppercase · JetBrains Mono-33799697913f1f09
caption — these differ12px · 500 · 16px · 0px · SatoshiFont12px · 500 · 16.5px · 0px · Inter-e4c28016845df4ef

Shape and rhythm

Radius — these differ0px4px6px8px12px9999px0px
Spacing — these differ4px8px12px16px20px24px32px40px44px64px80px128px4px8px12px16px24px28px32px40px44px48px64px144px
Border widths — these differ1px2px1px

Depth

Strategy — these differlayered-microsingle-tier
Shadows — these differrgba(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 -4pxrgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgb(255, 94, 196) 0px 0px 0px 2px inset, rgb(6, 4, 25) 0px 0px 0px 4px insetrgba(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 differsection: linear-gradient(to right bottom, rgb(255, 94, 196), rgb(47, 57, 186))section: linear-gradient(to right, rgb(255, 220, 255), rgb(255, 94, 196))—
Opacity — these differ0.010.970.050.040.980.101.000.700.900.940.650.36
Z-index — these differbase 1dropdown 10dropdown 11dropdown 20dropdown 30dropdown 50dropdown 99toast 2147483001dropdown 10dropdown 50

Components

Sharedbutton-filledbutton-primarycardfooterlinklink-smbutton-filledbutton-primarycardfooterlinklink-sm
Only here — these differbutton-iconbutton-icon-smbutton-outlinebutton-outline-2card-featuredcard-featured-smcard-smfooter-lgbutton-primary-smbutton-textbutton-text-2card-lgnavigation
Signature——

Interaction states

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

Measured — these differbutton:hoverother:focusnav:hovercard:hoverother:hoverother:activeinput:focusother:focus-visibleinput:hoverother:hovercard:hoverother:focusother:disablednav:hovernav:focus-visible

Responsive

Breakpoints — these differ375→303px · 8col768→672px · 8col1024→1024px · 8col1280→1280px · 8col1440→1280px · 8col375→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
StylesheetsReadableReadable
Roles unassigned — these differ810

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