Design Index

optable.co

Measured in a real browser on 4 November 2026. For reference and benchmarking.

Colours

primary#0aa5a5
secondary#080c36
accent#3898ec
neutral#ffffff
neutral#7d7fa8
neutral#000000
neutral#d8d8e7
neutral#333333
neutral#efefef
neutral#dddddd

Fonts

  • IBM Plex Sans
  • Lato
  • IBM Plex Mono

Type scale

56px
37px
28px
26px
21px
20px
19px
17px
16px
15px
14px
12px

Corners

4px
8px
12px
16px
50px
83px
100px
138px

Spacing and depth

Spacing base: 4px

Distinct shadows: 6

Text and background pairs below WCAG AA: 0

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