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Rive vs spectr.pm

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

Rive: Rive: agent-native 2D and 3D engine for games, apps, and UI · Above the fold
Rive
rive.app· 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.

Rive

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.

Rive

  • canvas#000000
  • ink#FFFFFF
  • muted#AAAAAA
  • primary#FFFFFF
  • on-primary#000000

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.

Rive

h1

48px · 900 · shown smaller

h1

40px · 900 · shown smaller

h1

34px · 900

h2

34px · 900

heading

32px · 600

h3

24px · 500

heading

24px · 700

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.

Rive

0px

4px

8px

spectr.pm

0px

Spacing

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

Rive

4
8
12
16
20
28
32
40

spectr.pm

4
8
12
16
24
28
32
40

Depth

Shadows cast on each side's own ground.

Rive

sm

spectr.pm

sm

Buttons

Rendered from the measured computed styles.

Rive

primaryprimary-2filledtext

spectr.pm

primaryfilledprimary-smtext

The measured values behind the panels above.

Rivespectr.pm

At a glance

GroundDarkDark
Corners — these differSoftSharp
Display size — these differ48px288px
Spacing base4px4px
Accent colours — these differ28
Type families — these differ62
Ink on canvas — these differ21.0:118.6:1
Components — these differ811

Colour roles

primary — these differ#FFFFFF#894DEF
link#0000EE—
canvas — these differ#000000#0D0D0D
surface—#171717
ink — these differ#FFFFFF#FAFAFA
body — these differ#F1F1F1#B8B8B8
muted#AAAAAA—
hairline—#2E2E2E
on-primary — these differ#000000#FAFAFA

Full palette

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

All colours — these differ#FFFFFF#0000EE#FFA41C#000000#0E0E0E#F1F1F1#AAAAAA#999999#1D1D1D#DFE0E3#894DEF#A273F2#14532D#78350F#166534#4ADE80#92400E#FBBF24#0D0D0D#171717#FAFAFA#B8B8B8#2E2E2E#6B6B6B#000000#262626
Semantic——

Typography

Families — these differInterPragmataPro VF Variable RegularOrbitronTomorrowsans-serifInter DisplayInter-e4c28016845df4efJetBrains Mono-33799697913f1f09
hero-display—288px · 900 · 288px · -11.52px · uppercase · Inter-e4c28016845df4ef
display—132px · 800 · 198px · -2.64px · Inter-e4c28016845df4ef
h1 — these differ34px · 900 · 36.72px · -0.34px · uppercase · Orbitron72px · 800 · 72px · -2.52px · Inter-e4c28016845df4ef
h2 — these differ34px · 900 · 36.72px · -0.34px · uppercase · Orbitron44px · 800 · 46.2px · -1.32px · Inter-e4c28016845df4ef
body — these differ16px · 400 · 24.8px · 0px · Inter15px · 500 · 23.25px · 0px · Inter-e4c28016845df4ef
link — these differ16px · 500 · 19.2px · 0px · Inter14px · 500 · 20px · 0px · Inter-e4c28016845df4ef
list-item—16px · 500 · 24px · 0px · Inter-e4c28016845df4ef
input15px · 400 · normal · 0px · Inter—
nav-link13px · 500 · 15.6px · 0px · Inter—
code—13px · 600 · 19.5px · 1.82px · uppercase · JetBrains Mono-33799697913f1f09
button — these differ12px · 500 · normal · 0.96px · uppercase · Inter15px · 600 · 22.5px · 0px · Inter-e4c28016845df4ef
h3 — these differ12px · 500 · 15.6px · 0.96px · uppercase · Inter19px · 600 · 28.5px · 0px · Inter-e4c28016845df4ef
caption — these differ12px · 500 · 18px · 0.96px · uppercase · Inter12px · 500 · 16.5px · 0px · Inter-e4c28016845df4ef
heading — these differ12px · 500 · 15.6px · 0.96px · uppercase · Inter16px · 600 · 24px · 0px · Inter-e4c28016845df4ef

Shape and rhythm

Radius — these differ0px4px8px0px
Spacing — these differ4px8px12px16px20px28px32px40px60px64px72px120px4px8px12px16px24px28px32px40px44px48px64px144px
Border widths1px1px

Depth

Strategysingle-tiersingle-tier
Shadows — these differrgba(236, 237, 240, 0.7) 0px 1px 0px 0px 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 differhero: linear-gradient(rgba(0, 0, 0, 0) 11%, rgba(0, 0, 0, 0.45) 56%, rgba(0, 0, 0, 0.85) 76%, rgb(0, 0, 0) 100%)section: conic-gradient(from 348.998deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))section: conic-gradient(from 346.998deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))section: conic-gradient(from 345.996deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))section: linear-gradient(rgb(21, 21, 24) 0%, rgb(10, 10, 12) 60%, rgb(6, 6, 7) 100%)section: linear-gradient(rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0) 46%, rgba(0, 0, 0, 0.92) 68%, rgb(0, 0, 0) 86%)section: radial-gradient(80% 90% at 40% 20%, rgb(19, 19, 22) 0%, rgb(6, 6, 7) 70%, rgb(3, 3, 4) 100%)section: linear-gradient(rgb(22, 22, 26), rgb(5, 5, 6))section: conic-gradient(from 277deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))section: conic-gradient(from 135.024deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))section: conic-gradient(from 303.99deg, rgb(243, 0, 88), rgb(255, 72, 60), rgb(255, 164, 28), rgb(113, 255, 25), rgb(25, 242, 255), rgb(48, 132, 255), rgb(243, 0, 88))—
Opacity — these differ0.700.500.330.600.400.751.000.700.900.940.650.36
Z-index — these differbase 1base 2base 3dropdown 10modal 9999toast 2147483647dropdown 10dropdown 50

Components

Sharedbutton-primarybutton-filledbutton-textnavigationfooterlinkbutton-primarybutton-filledbutton-textnavigationfooterlink
Only here — these differbutton-primary-2link-2button-primary-smbutton-text-2cardcard-lglink-sm
Signature——

Interaction states

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

Measured — these differlink:hoverother:hoverinput:hoverinput:focusbutton:hoverother:focus-visibleinput:hoverother:hovercard:hoverother:focusother:disablednav:hovernav:focus-visible

Responsive

Breakpoints — these differ375→335px768→708px1024→944px1280→1200px1440→1200px375→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 differ310

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