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Free for Commercial Use

Slab Square Siba 16 is a bold, normal width, low contrast, upright, normal x-height font visually similar to 'Geometric Slabserif 703' by Bitstream, 'Goodall' by Colophon Foundry, 'Breton' by Latinotype, 'Memphis' and 'Memphis Soft Rounded' by Linotype, and 'Paul Slab' and 'Paul Slab Soft' by artill (names referenced only for comparison).

Keywords: headlines, posters, packaging, branding, signage, confident, sturdy, industrial, retro, editorial, impact, durability, authority, headline focus, industrial tone, blocky, square serif, bracketless, compact, high impact.


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A heavy slab-serif with squared, flat-ended serifs and terminals, built from broadly even strokes and minimal contrast. Counters are compact and apertures tend to be tight, giving the design a dense, forceful texture in both caps and lowercase. The lowercase shows sturdy verticals with short, block-like serifs and a two-storey “a,” while round letters (o, c, e) stay fairly geometric with thickened joins. Numerals are weighty and simplified, matching the squared serif language and maintaining consistent color across lines.

Best suited to headlines, posters, signage, and packaging where strong presence and quick readability are priorities. It can also work for bold editorial callouts, labels, or brand marks that benefit from a sturdy slab-serif character, while longer passages may appear dense at smaller sizes.

The overall tone is assertive and workmanlike, projecting a dependable, no-nonsense personality. Its blocky slabs and dense rhythm suggest a classic, slightly retro industrial voice that feels authoritative and attention-grabbing without becoming decorative.

The design appears intended to deliver maximum impact and solidity through broad, even strokes and square-edged slab serifs. It prioritizes emphatic shapes and a compact texture, aiming for a reliable, industrial-leaning voice that performs strongly in display settings.

Spacing and letterfit read on the tight side in running text, producing a dark, compact paragraph color. The squared serifs and terminals create a strong baseline and capline presence, helping short headlines feel anchored and emphatic.

120px
108px
96px
84px
72px
64px
56px
48px
44px
40px
36px
32px
30px
28px
26px
24px
22px
20px
19px
18px
17px
16px
15px
14px
13px
12px
11px
10px
9px
8px
Letter — Basic Uppercase Latin
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Letter — Basic Lowercase Latin
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
Number — Decimal Digit
0
1
2
3
4
5
6
7
8
9
Letter — Extended Uppercase Latin
À
Á
Â
Ã
Ä
Å
Æ
Ç
È
É
Ê
Ë
Ì
Í
Î
Ï
Ñ
Ò
Ó
Ô
Õ
Ö
Ø
Ù
Ú
Û
Ü
Ý
Ć
Č
Đ
Ė
Ę
Ě
Ğ
Į
İ
Ľ
Ł
Ń
Ő
Œ
Ś
Ş
Š
Ū
Ű
Ų
Ŵ
Ŷ
Ÿ
Ź
Ž
Letter — Extended Lowercase Latin
ß
à
á
â
ã
ä
å
æ
ç
è
é
ê
ë
ì
í
î
ï
ñ
ò
ó
ô
õ
ö
ø
ù
ú
û
ü
ý
ÿ
ć
č
đ
ė
ę
ě
ğ
į
ı
ľ
ł
ń
ő
œ
ś
ş
š
ū
ű
ų
ŵ
ŷ
ź
ž
Letter — Superscript Latin
ª
º
Number — Superscript
¹
²
³
Number — Fraction
½
¼
¾
Punctuation
!
#
*
,
.
/
:
;
?
\
¡
·
¿
Punctuation — Quote
"
'
«
»
Punctuation — Parenthesis
(
)
[
]
{
}
Punctuation — Dash
-
_
Symbol
&
@
|
¦
§
©
®
°
Symbol — Currency
$
¢
£
¤
¥
Symbol — Math
%
+
<
=
>
~
¬
±
^
µ
×
÷
Diacritics
`
´
¯
¨
¸