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spectr.pm vs Suno

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

spectr.pm: Spectr - AI Product Ops: Meetings to PRDs, Specs & Stories · Above the fold
spectr.pm
spectr.pm· read 2026-10-14
Suno: Suno | AI Music Generator · Above the fold
Suno
suno.com· read 2026-11-03

Ground and ink

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

spectr.pm

Heading on canvas

Body copy in the measured muted role.

Primary action
18.6:1 ink on canvas

Suno

Heading on canvas

Body copy in the measured muted role.

Primary action
19:1 ink on canvas

Palette

Named roles first, then every colour measured without one.

spectr.pm

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

10 more, no measured role

Suno

  • canvas#101012
  • ink#FFFFFF
  • muted#C2C2C1
  • primary#F7F4EF
  • on-primary#101012

4 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.

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

Suno

display

140px · 500 · shown smaller

h1

96px · 300 · shown smaller

h1

90px · 300 · shown smaller

h1

72px · 500 · shown smaller

h2

72px · 500 · shown smaller

display

66px · 300 · shown smaller

h2

64px · 500 · shown smaller

Corners

Drawn at the measured radii.

spectr.pm

0px

Suno

0px

pill

12px

32px

pill

6px

Spacing

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

spectr.pm

4
8
12
16
24
28
32
40

Suno

4
8
12
16
20
24
32
40

Depth

Shadows cast on each side's own ground.

spectr.pm

sm

Suno

sm

md

lg

xl

Buttons

Rendered from the measured computed styles.

spectr.pm

primaryfilledprimary-smtext

Suno

filledsecondaryprimaryprimary-sm

The measured values behind the panels above.

spectr.pmSuno

At a glance

GroundDarkDark
Corners — these differSharpPill
Display size — these differ288px140px
Spacing base4px4px
Accent colours — these differ82
Type families — these differ24
Ink on canvas — these differ18.6:119.0:1
Components — these differ1116

Colour roles

primary — these differ#894DEF#F7F4EF
canvas — these differ#0D0D0D#101012
surface#171717—
ink — these differ#FAFAFA#FFFFFF
body — these differ#B8B8B8#F7F4EF
muted—#C2C2C1
hairline#2E2E2E—
on-primary — these differ#FAFAFA#101012

Full palette

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

All colours — these differ#894DEF#A273F2#14532D#78350F#166534#4ADE80#92400E#FBBF24#0D0D0D#171717#FAFAFA#B8B8B8#2E2E2E#6B6B6B#000000#262626#F7F4EF#02D95C#101012#FFFFFF#C2C2C1#A3A3A3#000000#252529#6A6A72#4AAB04
Semantic — these differ—success #4AAB04

Typography

Families — these differInter-e4c28016845df4efJetBrains Mono-33799697913f1f09Neue MontrealEditorial NewNeue Montreal BookInput Sans
hero-display288px · 900 · 288px · -11.52px · uppercase · Inter-e4c28016845df4ef—
display — these differ132px · 800 · 198px · -2.64px · Inter-e4c28016845df4ef140px · 500 · 121.8px · -3.68px · Neue Montreal
h1 — these differ72px · 800 · 72px · -2.52px · Inter-e4c28016845df4ef72px · 500 · 72px · -0.96px · Neue Montreal
h2 — these differ44px · 800 · 46.2px · -1.32px · Inter-e4c28016845df4ef72px · 500 · 64px · 0px · Neue Montreal
h3 — these differ19px · 600 · 28.5px · 0px · Inter-e4c28016845df4ef20px · 500 · 24px · 0px · Neue Montreal
input—18px · 400 · 32px · 0px · Neue Montreal
heading — these differ16px · 600 · 24px · 0px · Inter-e4c28016845df4ef14px · 500 · 21px · 0px · Neue Montreal
list-item — these differ16px · 500 · 24px · 0px · Inter-e4c28016845df4ef16px · 400 · 24px · 0px · Neue Montreal
body — these differ15px · 500 · 23.25px · 0px · Inter-e4c28016845df4ef14px · 400 · 22.75px · 0px · Neue Montreal
button — these differ15px · 600 · 22.5px · 0px · Inter-e4c28016845df4ef12px · 500 · 18.6px · 0px · Neue Montreal
nav-link—15px · 500 · 24px · 0px · Neue Montreal
link — these differ14px · 500 · 20px · 0px · Inter-e4c28016845df4ef14px · 400 · 21px · 0px · Neue Montreal
code13px · 600 · 19.5px · 1.82px · uppercase · JetBrains Mono-33799697913f1f09—
caption — these differ12px · 500 · 16.5px · 0px · Inter-e4c28016845df4ef12px · 400 · 16px · 0px · Neue Montreal

Shape and rhythm

Radius — these differ0px0px4px6px12px20px32px9999px
Spacing — these differ4px8px12px16px24px28px32px40px44px48px64px144px4px8px12px16px20px24px32px40px48px56px64px100px
Border widths1px1px

Depth

Strategy — these differsingle-tierlayered-micro
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, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.25) 0px 25px 50px -12pxrgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(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, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0.1) 0px 4px 6px -1px, rgba(0, 0, 0, 0.1) 0px 2px 4px -2pxrgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px, rgba(0, 0, 0, 0) 0px 0px 0px 0px
Gradients — these differ—hero: url("data:image/jpeg;base64,/9j/4AAQSkZJRgABAgAECwQAAAD//gAQTGF2YzYwLjMxLjEwMgD/2wBDAAgUFBcUFxsbGxsbGyAeICEhISAgICAhISEkJCQqKiokJCQhISQkKCgqKi4vLisrKisvLzIyMjw8OTlGRkhWVmf/xABfAAEBAQEBAAAAAAAAAAAAAAADBAUCBgEBAQEBAAAAAAAAAAAAAAAABQQGAxAAAwEBAQEAAAAAAAAAAAAAAAECEVFBMREAAwACAwEAAAAAAAAAAAAAAAECESEiQWEx/8AAEQgAFwAgAwEiAAIRAAMRAP/aAAwDAQACEQMRAD8A8fc+ky1Gi1oFIzE3rBpFXRDr6aEVpG0kEVVip9Oz5I1U9OgYGCyIy66EPXwnHYSYivh//9k="), radial-gradient(at 55% 20%, rgb(253, 66, 156) 0%, rgba(0, 0, 0, 0) 55%), linear-gradient(135deg, rgb(255, 106, 0) 0%, rgb(248, 68, 27) 55%, rgb(139, 110, 254) 100%)hero: linear-gradient(rgba(16, 16, 18, 0) 0%, rgb(16, 16, 18) 100%)section: linear-gradient(to top, rgba(16, 16, 18, 0.85) 0%, rgba(16, 16, 18, 0.6) 40%, rgba(0, 0, 0, 0) 100%)hero: linear-gradient(rgba(14, 8, 8, 0) -69.77%, rgb(14, 8, 8) 53.4%)
Opacity — these differ1.000.700.900.940.650.360.800.400.50
Z-index — these differdropdown 10dropdown 50base 2dropdown 10dropdown 50dropdown 60modal 1000toast 100002

Components

Sharedbutton-primarybutton-filledbutton-primary-smcardnavigationfooterlinklink-smbutton-primarybutton-filledbutton-primary-smcardnavigationfooterlinklink-sm
Only here — these differbutton-textbutton-text-2card-lgbutton-secondarybutton-secondary-smbutton-filled-smbadge-textbadge-iconbadge-icon-smbadge-text-lgfooter-sm
Signature——

Interaction states

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

Measured — these differother:focus-visibleinput:hoverother:hovercard:hoverother:focusother:disablednav:hovernav:focus-visibleother:hoverbutton:focusbutton:hoverother:focusbutton:activeother:focus-visiblebutton:focus-visiblenav:focus-visible

Responsive

Breakpoints — these differ375→343px · 6col768→704px · 3col1024→960px · 5col1280→1216px · 5col1440→1376px · 5col375→349px · 5col768→744px · 5col1024→854px · 5col1280→1240px · 3col1440→1240px · 3col

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 differ2026-10-142026-11-03
Stylesheets — these differReadablePartly blocked
Roles unassigned — these differ104

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