mozilla.org

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

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Colours

neutral#000000

neutral#ffffff

neutral#b3b3b3

neutral#6d6d6d

neutral#161616

Fonts

Mozilla Text
Mozilla Headline

Type scale

48px

24px

18px

16px

14px

Corners

4px

16px

Spacing and depth

Spacing base: 2px

Distinct shadows: 1

Text and background pairs below WCAG AA: 0

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