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Sans Superellipse Onbas 18 is a bold, normal width, monoline, upright, normal x-height font.

Keywords: headlines, branding, packaging, posters, user interfaces, tech, industrial, futuristic, bold, confident, geometric identity, systematic look, modern branding, high impact, rounded, squared, geometric, compact, sturdy.


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A heavy geometric sans with rounded-rectangle (superellipse) construction throughout. Strokes are essentially uniform, with corners consistently softened and counters tending toward squarish bowls rather than true circles. The proportions feel compact and engineered: terminals are flat, joins are clean, and many letters emphasize straight verticals and horizontals. Lowercase forms echo the same modular logic, with simplified, blocky shapes and reduced contrast between curved and straight segments; numerals follow suit with sturdy, squared counters.

Best suited to display applications where its blocky superellipse geometry can read as a defining visual signature—headlines, logos, product branding, and packaging. It can also work for short UI labels or navigation where a robust, contemporary tone is desired, especially at medium-to-large sizes.

The overall tone is modern and utilitarian, with a distinctly tech-forward, machine-made feel. Rounded corners keep it approachable, but the squared geometry and dense color give it a serious, industrial voice that reads as contemporary and purposeful.

The design appears intended to deliver a distinctive geometric identity built from rounded-rectangle forms, balancing a friendly softness at the corners with a precise, engineered structure. It prioritizes strong silhouette recognition and a consistent modular system over calligraphic nuance.

The font’s rhythm comes from repeating rounded-rectangular motifs across bowls and apertures, creating a cohesive, system-like texture in text. At display sizes it looks crisp and emblematic; in paragraphs it retains a strong presence due to its weight and compact interior spaces.

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
`
´
¯
¨
¸