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Design language comparison

Family vs PostHog

Two references, one frame. Palette, typography and the curator verdict for Family and PostHog, read side by side.

Palette & spacing overlap

Palette

Shared (2)

#000000#ffffff

Family only

#474645#262626#808080#fbfaf9#4dafff#999999#febe44#34c759#c1cad2#adadad#25292e#2775ca#f0f6fe#e6e6e6#585858#006351

PostHog only

#4d4f46#374151#9ea096#111827#65675e#f7a501#bfc1b7#2f80fa#1a1a1a#30abc6#b62ad9#e1d7c2#b17816#36c46f#6aa84f#bab1ff#fdfdf8#fffefe

Spacing scale (px)

Shared (8)

4px6px8px10px12px14px20px24px

Family only

1px16px18px26px

PostHog only

2px17px32px34px

Typography

Display / body / mono + weight ladder

Side A · Light

Family

Display
Inter
Body
LFE Sans

Weight ladder

400500600

Side B · Light

PostHog

Display
Open Runde
Body
IBM Plex Sans Variable
Mono
ui-monospace

Weight ladder

400500600700800

Spacing scale

Base unit + container + first 8 steps

Side A · Light

Family

Base unit
4 px
Container
1904 px
1px
4px
6px
8px
10px
12px
14px
16px

Side B · Light

PostHog

Base unit
4 px
Container
320 px
2px
4px
6px
8px
10px
12px
14px
17px

Motion vocabulary

Level + libraries + durations + easings

Side A · Light

Family

Level
expressive
Libraries
-

Durations

0.1s0.18s0.2s0.22s0.4s1s

Easings

cubic-bezier(0.19, 1, 0.2...ease-outeaseease-in-out

Side B · Light

PostHog

Level
expressive
Libraries
-

Durations

0.15s0.3s3s4s4.9s5.8s

Easings

cubic-bezier(0.4, 0, 0.2, 1)cubic-bezier(0.16, 1, 0.3...ease-in-outlinear