Roundex

Name: Roundex
Author: Eko Bimantara

Roundex delivers clean, contemporary letterforms optimized for digital interfaces and modern design systems.

Scroll to explore

Sans Serifby Eko Bimantara80% Accessible

Characters256

Glyphs307

Typography Tools

Best Ways to Use Roundex

Best Font Pairings for Roundex

TypeSmith curates 4 expert font pairings for Roundex, including combinations with Font Fiction, Demon Letter and Jdk Don Digit.

Each pairing includes accessibility ratings, expert reasoning, and usage recommendations for web and print design.

Explore 4 Pairings for Roundex

Test Roundex Font Pairings Live

TypeSmith's interactive testing tool lets you preview Roundex with any font combination in real-time, optimized for sans serif characteristics.

Adjust font sizes, weights, and see live typography specimens including editorial layouts, code editors, and UI components.

Test Roundex Pairings Live

In Context

Roundex Specimen Gallery

EditorialUI ComponentsPosterWordmark

Roundex Editorial Specimen

Roundex in Editorial Context

Roundex is a sans serif typeface by Eko Bimantara suited for editorial layouts and long-form reading.

Eko Bimantara

Typeface Designer • Sans Serif

Roundex demonstrates editorial readability through balanced proportions and consistent stroke weight. As a sans serif typeface, it delivers clear letterforms that sustain reader engagement across extended passages of text.

The weight range of Roundex supports typographic hierarchy within editorial layouts. Headline weights establish visual anchors while lighter weights maintain comfortable reading rhythm in body text columns.

Designed by Eko Bimantara, Roundex balances personality with function — providing enough character to establish visual identity without compromising the legibility that editorial contexts demand.

Email Address

Password

Roundex Typography

A sans serif typeface for UI components.

Active2 weights available

DefaultInfoSuccessWarningError

Roundex Specimen

Roundex

Roundex is a sans serif typeface by Eko Bimantara built for display contexts.

2 WeightsSans Serif Typeface

Available on TypeSmith

Wordmark Explorations

Roundex

ROUNDEX

ROUNDEXTYPE

Tagline Pairings

Roundex— sans serif typeface

RoundexBy Eko Bimantara

RoundexTYPE

Editorial

Magazine-style headline and body text layout

Character Set

Roundex Glyphs & Characters

Size48

Showing 62 of 187 charactersDouble-click to copy • Click for details

ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789

Heading Examples

Body Text Table

Body Copy

Roundex for Paragraphs

TypeSmith provides optimized body text specifications for Roundex, including recommended sizes, line heights, and letter spacing for long-form content. These settings ensure maximum readability across devices and screen sizes.

Roundex demonstrates exceptional body text performance with balanced proportions and consistent stroke widths that enhance readability across paragraph lengths.

When setting Roundex for body copy, TypeSmith recommends these optimized specifications. The carefully tuned metrics ensure comfortable reading at extended lengths while maintaining the typeface's distinctive character.

Roundex small text sizes retain legibility through well-defined letterforms. Caption and footnote applications benefit from the font's clear x-height and open counters.

Element	Weight	Size	Line Height	Tracking	Preview
Body Text	Regular	16px	24px	0.5px	Roundex delivers excellent readability for body copy
Italicized	Regular Italic	16px	24px	0.5px	Roundex italic provides elegant emphasis
Bold	Bold	16px	24px	0.5px	Roundex bold creates strong visual hierarchy
Small Caps	Regular	16px	24px	0.5px	Roundex typography specimen
Secondary Text	Medium	14px	20px	0.5px	Roundex typography specimen

.your-class { font-family: 'Roundex'; }

Quick Start

Using Roundex in Your Design

HTML Link Tag

Add to your <head> section

<link href="https://fonts.bunny.net/css?family=Roundex:400,700&display=swap" rel="stylesheet">

CSS @import

Add at top of your stylesheet

@import url('https://fonts.bunny.net/css?family=Roundex:400,700&display=swap');

CSS @font-face

Self-host the font files

@font-face {
  font-family: 'Roundex';
  src: url('https://fonts.googleapis.com/css2?family=Roundex:wght@400;700&display=swap');
  font-display: swap;
}

Implementation

Using Roundex in CSS

Standard CSS

css

Apply directly to any CSS class or selector.

 1.my-text {
 2  font-family: 'Roundex', sans-serif;
 3  font-weight: 400;
 4}

SCSS Variable

scss

Define once, use throughout your stylesheet.

 1$font-primary: 'Roundex', sans-serif;
 2
 3.my-text {
 4  font-family: $font-primary;
 5}

Tailwind CSS

config

Configure once, apply with utility classes.

 1// tailwind.config.js
 2module.exports = {
 3  theme: {
 4    extend: {
 5      fontFamily: {
 6        'roundex': ['Roundex', 'sans-serif'],
 7      },
 8    },
 9  },
10}
11
12// Usage in HTML
13<p class="font-roundex">Your text here</p>

About

Roundex: A Closer Look

Eko Bimantara

Sans Serif

Open Source

Roundex font is a geometric rounded sans-serif by Eko Bimantara optimized for technology brands and digital product interfaces. This modern tech typeface combines circular geometry with friendly rounded terminals, creating approachable futurism suitable for startups, apps, and SaaS platforms. Roundex communicates innovation without coldness, balancing technical credibility with user-friendly warmth. The geometric precision works effectively in UI components, product names, and marketing materials for consumer technology. Particularly suited for fintech apps, smart home products, and digital services emphasizing ease of use. The rounded details help soften dense interface layouts and data visualizations. Pairs well with monospace fonts for code examples or clean geometric sans-serifs for extended body text.

Roundex was designed by Eko Bimantara. The typeface shows dedication to typographic detail, visible in its letterform construction and optical balance.

As a Sans Serif typeface in the Vox-ATypI Lineal classification, Roundex features no serif extensions on stroke terminals and stroke contrast ranging from monolinear to subtly modulated. These optical characteristics make it well-suited for wayfinding, signage, and information design.

Roundex is available in a single weight, offering focused typographic consistency spanning screen and print contexts, with 4 curated font pairings available. Standard Latin character coverage serves the majority of Western typographic workflows.

Roundex

Typography Judgment

Expert Analysis of Roundex

TypeSmith evaluates every font across classification, accessibility, and design heritage. This analysis helps designers understand Roundex's strengths and ideal use cases before committing to a typography decision.

Classification

Sans Serif analysis. TypeSmith classifies Roundex within the Lineal (Grotesque, Neo-grotesque, Geometric, Humanist) tradition, characterized by No serif extensions on stroke terminals and Stroke contrast ranging from monolinear to subtly modulated. The first commercially successful sans-serifs appeared in the 1810s-1830s as display types. Key technical strength: widest variable-font support with weight and width axes.

Accessibility

Readability assessment (grade: 80). Roundex performs strongly for sustained reading across digital and print contexts.

Design Heritage

Designed by Eko Bimantara. The designer's attention to letterform construction and spacing rhythm produces a Sans Serif with a single focused weight suited to both digital and print workflows.

Overview

About Roundex

Roundex falls within the Lineal typeface, drawn from the tradition where the first commercially successful sans-serifs appeared in the 1810s-1830s as display types. Its distinctive no serif extensions on stroke terminals and stroke contrast ranging from monolinear to subtly modulated make it well-suited for wayfinding, signage, and information design. TypeSmith features Roundex in a single weight variant and 4 curated font pairings.

Font Pairings Available

4 curated pairings for Roundex

View Pairings

Explore More

Fonts Similar to Roundex

View all fonts

TypeSmith identifies 5 fonts with similar visual characteristics to Roundex based on classification, x-height ratio, and stroke weight. These alternatives maintain the same typographic personality while offering different weight options and language support.

Inclusive Design

Accessibility & Usability

Accessibility Score

Excellent Accessibility

Roundex: Accessibility Considerations

Roundex achieves a good accessibility rating, performing reliably for both paragraph text and interface elements at standard sizes. Grotesques with ambiguous letterforms (I/l/1) reduce accessibility. Choose designs with distinct character differentiation and open apertures for inclusive typography.

How Legible is Roundex?

Roundex draws legibility from its no serif extensions on stroke terminals and stroke contrast ranging from monolinear to subtly modulated. These characteristics help readers distinguish similar glyphs such as I, l, and 1 at a range of sizes.

Readability Profile: Roundex

Humanist sans-serifs offer the best body-text readability in the category. Geometric and neo-grotesque designs excel in short-form UI text but require careful sizing for sustained reading. Use at 16 px minimum for body text, and maintain 1.5 line-height to support comfortable reading rhythm.

Eye Strain Considerations for Roundex

Roundex provides a focused weight range that maintains consistent typographic color across paragraphs. Balanced stroke modulation keeps visual noise low during sustained reading sessions.

Roundex Accessibility Recommendations

Maintain a minimum contrast ratio of 4.5:1 for body text and 3:1 for large text when setting Roundex. Use font sizes of at least 16 px for paragraph copy and line spacing of 1.5 or greater. Test Roundex at 200% browser zoom to confirm line breaks and layout integrity remain intact.

Roundex Usage Guidelines

Pair with Garalde or Transitional serifs for classic contrast. A humanist sans body with a geometric sans display creates intra-category tension without conflict. Curated pairings are available to guide complementary typeface selection for Roundex. Establish hierarchy through size, spacing, and color rather than multiplying font families. Serve Roundex in WOFF2 format for optimal load performance and broad browser compatibility.

Get the Font

Roundex Font Files

Available Weights

400

Regular

Local

400

Regular Italic

Local

700

Bold

Local

700

Bold Italic

Local

Weight Reference

100

200

300

400

500

600

700

800

900

Internationalization

Language Support

Extended Latin Coverage

Supports 100+ languages with Latin script

Western European

English
French
German
Spanish
Italian
Portuguese
Dutch

Nordic

Swedish
Norwegian
Danish
Finnish
Icelandic

Central European

Polish
Czech
Hungarian
Romanian
Slovak

Baltic

Lithuanian
Latvian
Estonian

This font encodes 267 glyphs covering Latin. Text outside these ranges falls back to another face in the stack.

Legal

Roundex License Information

SIL Open Font License (OFL) 1.1

Free for personal and commercial use

View License

What you can do

Personal projects
Commercial projects
Web embedding
App embedding
Modification
Redistribution

Restrictions

Selling as standalone

Modified versions must use a different name and be distributed under the same OFL license.

Roundex is available under the SIL Open Font License (OFL), Version 1.1. This license is a free, libre, and open source license specifically designed for fonts and related software. The OFL allows the fonts to be used, studied, modified, and redistributed freely as long as they are not sold by themselves. This makes Roundex ideal for web projects, applications, documents, and print materials of any kind.

1// tailwind.config.js 2module.exports = { 3 theme: { 4 extend: { 5 fontFamily: { 6 'roundex': ['Roundex', 'sans-serif'], 7 }, 8 }, 9 }, 10} 11 12// Usage in HTML 13<p class="font-roundex">Your text here</p>

Roundex

Best Ways to Use Roundex

Best Font Pairings for Roundex

Test Roundex Font Pairings Live

In Context

Roundex Typography

Roundex

Character Set

Type Scale

Roundex for Paragraphs

Quick Start

HTML Link Tag

CSS @import

CSS @font-face

Implementation

Standard CSS

SCSS Variable

Tailwind CSS

About

Typography Judgment

Classification

Accessibility

Design Heritage

Overview

Categories

Explore More

Inclusive Design

Roundex: Accessibility Considerations

How Legible is Roundex?

Readability Profile: Roundex

Eye Strain Considerations for Roundex

Roundex Accessibility Recommendations

Roundex Usage Guidelines

Get the Font

Available Weights

Weight Reference

Internationalization

Western European

Nordic

Central European

Baltic

Legal

What you can do

Restrictions

Roundex

Best Ways to Use Roundex

Best Font Pairings for Roundex

Test Roundex Font Pairings Live

In Context

Roundex Typography

Roundex

Character Set

Type Scale

Roundex for Paragraphs

Quick Start

HTML Link Tag

CSS @import

CSS @font-face

Implementation

Standard CSS

SCSS Variable

Tailwind CSS

About

Typography Judgment

Classification

Accessibility

Design Heritage

Overview

Categories

Explore More

Inclusive Design

Roundex: Accessibility Considerations

How Legible is Roundex?

Readability Profile: Roundex

Eye Strain Considerations for Roundex

Roundex Accessibility Recommendations

Roundex Usage Guidelines

Get the Font

Available Weights

Weight Reference