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Josefin Slab

Among the 336 serifs, Josefin Slab has the second-smallest x-height relative to its capitals. It is one of the 60 families dated 2010, the earliest year in the repository’s records of when families were added.

Outlines drawn from the JosefinSlab file at weight 400. The dashed line is the median x-height of the serifs.

Measure, per 1,000 em	Josefin Slab	Median of 354 serifs
Ascender (top of d)	750	747
Cap height (top of H)	700	700
x-height (top of x)	375	482
Descender (foot of p)	−250	−233
x-height ÷ cap height	0.54	0.70
Average lowercase width	479	514
Ink coverage, a–z	30.0%	41.5%

Where it sitsEvery serif family is a dot

X-height across the 336 serifs with ascenders

302600

Just below: Markazi Text, Bellefair; just above: Parastoo, Sree Krushnadevaraya

Average lowercase width across the 354 serifs

2751,028

Just below: Judson, Mate; just above: Gentium Book Plus, Halant

Weights and styles

One variable file per style covers every weight from 100 to 700, with a matching italic; seven of the nine standard steps fall inside that range.

Axis	Tag	Range	In the library
Weight	wght	100 to 700	545 families

Scripts1 subset · families sharing each

Latin1,843

Inside the file

In the measured file: 216 glyphs and 214 mapped Unicode characters; one OpenType feature tag.

Measured neighboursClosest in proportion; differences per 1,000 em

Ibarra Real Novataller x-height, narrower Cormorant Infanttaller x-height, narrower Cormorant Garamondtaller x-height, narrower Cormoranttaller x-height, narrower Libre Caslon Displaytaller x-height, narrower OFL Sorts Mill Goudy TTtaller x-height, wider

Outside the serif class

Zen Kurenaidotaller x-height, narrower Krankytaller x-height, wider Shizurushorter x-height, narrower

Rank every family against Josefin Slab

Same designer

Santiago Orozco is credited on 18 other families in the library, from Josefin Sans (2010) to Belanosima (2023); the closest of them in x-height and width is Josefin Sans.