Ketosag

Name: Ketosag
Author: Grzegorz Luk

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

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Sans Serifby Grzegorz Luk82% Accessible

Characters456

Glyphs547

Typography Tools

Best Ways to Use Ketosag

Best Font Pairings for Ketosag

TypeSmith curates 4 expert font pairings for Ketosag, including combinations with Classic Console Neue, Nf Pixels and Novelist.

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

Explore 4 Pairings for Ketosag

Test Ketosag Font Pairings Live

TypeSmith's interactive testing tool lets you preview Ketosag 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 Ketosag Pairings Live

In Context

Ketosag Specimen Gallery

EditorialUI ComponentsPosterWordmark

Ketosag Editorial Specimen

Ketosag in Editorial Context

Ketosag is a sans serif typeface by Grzegorz Luk suited for editorial layouts and long-form reading.

Grzegorz Luk

Typeface Designer • Sans Serif

Ketosag 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 Ketosag supports typographic hierarchy within editorial layouts. Headline weights establish visual anchors while lighter weights maintain comfortable reading rhythm in body text columns.

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

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Ketosag Typography

A sans serif typeface for UI components.

Active2 weights available

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Ketosag Specimen

Ketosag

Ketosag is a sans serif typeface by Grzegorz Luk built for display contexts.

2 WeightsSans Serif Typeface

Available on TypeSmith

Wordmark Explorations

Ketosag

KETOSAG

KETOSAGTYPE

Tagline Pairings

Ketosag— sans serif typeface

KetosagBy Grzegorz Luk

KetosagTYPE

Editorial

Magazine-style headline and body text layout

Character Set

Ketosag Glyphs & Characters

Size48

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

ABCDEFGHIJKLMNOPQRSTUVWXYZ abcdefghijklmnopqrstuvwxyz 0123456789

Heading Examples

Body Text Table

Body Copy

Reading Text in Ketosag

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

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

When setting Ketosag 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.

Ketosag 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	Ketosag delivers excellent readability for body copy
Italicized	Regular Italic	16px	24px	0.5px	Ketosag italic provides elegant emphasis
Bold	Bold	16px	24px	0.5px	Ketosag bold creates strong visual hierarchy
Small Caps	Regular	16px	24px	0.5px	Ketosag typography specimen
Secondary Text	Medium	14px	20px	0.5px	Ketosag typography specimen

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

Quick Start

How to Embed Ketosag in Your Project

HTML Link Tag

Add to your <head> section

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

CSS @import

Add at top of your stylesheet

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

CSS @font-face

Self-host the font files

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

Implementation

Using Ketosag in CSS

Standard CSS

css

Apply directly to any CSS class or selector.

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

SCSS Variable

scss

Define once, use throughout your stylesheet.

 1$font-primary: 'Ketosag', 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        'ketosag': ['Ketosag', 'sans-serif'],
 7      },
 8    },
 9  },
10}
11
12// Usage in HTML
13<p class="font-ketosag">Your text here</p>

About

The Design of Ketosag

Grzegorz Luk

Sans Serif

Open Source

Ketosag typeface commands attention through wide, geometric letterforms engineered for maximum impact at display sizes. The futuristic aesthetic channels aerospace and motorsport typography, with stretched proportions that dominate horizontal space. Tech startups, gaming interfaces, and event branding leverage Ketosag's bold presence for headlines and logo lockups. The typeface's extended width requires careful tracking in body applications but excels where powerful visual statements take priority. Geometric construction ensures optical consistency across the character set, while subtle refinements prevent mechanical coldness. For designers seeking alternatives to Microgramma or Bank Gothic, Ketosag offers contemporary interpretation of that retro-futurist genre. Balance with a compact, readable sans-serif like Inter for supporting text.

Ketosag comes from the work of Grzegorz Luk. The typeface reflects a focus on typographic detail, visible in its letterform construction and optical balance.

As a Sans Serif typeface in the Vox-ATypI Lineal classification, Ketosag features no serif extensions on stroke terminals and stroke contrast ranging from monolinear to subtly modulated. These optical characteristics make it well-suited for corporate identity systems requiring neutrality.

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

Ketosag

Typography Judgment

Expert Analysis of Ketosag

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

Classification

Sans Serif analysis. TypeSmith classifies Ketosag 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: 82). Ketosag maintains legibility across a range of sizes and rendering environments.

Design Heritage

Designed by Grzegorz Luk. The designer's attention to glyph proportions and optical balance produces a Sans Serif with a single focused weight suited to both digital and print workflows.

Overview

About Ketosag

Ketosag embodies the Lineal typeface, anchored in 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 corporate identity systems requiring neutrality. TypeSmith catalogs Ketosag in a single weight variant and 4 curated font pairings.

Font Pairings Available

4 curated pairings for Ketosag

View Pairings

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Alternatives to Ketosag

View all fonts

TypeSmith identifies 5 fonts with similar visual characteristics to Ketosag 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

Using Ketosag Accessibly

Ketosag 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 Ketosag?

Ketosag 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.

Ketosag in Context: Readability

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.

Ketosag's Visual Fatigue and Adaptability

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

Ketosag Accessibility Recommendations

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

Getting the Most from Ketosag

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 Ketosag. Establish hierarchy through size, spacing, and color rather than multiplying font families. Serve Ketosag in WOFF2 format for optimal load performance and broad browser compatibility.

Get the Font

Available Weights & Styles

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

International Character 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 528 glyphs covering Latin. Latin coverage extends past the basic ASCII set into Latin Extended, so Central and Eastern European languages set correctly. Text outside these ranges falls back to another face in the stack.

Legal

Usage Rights for Ketosag

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.

Ketosag 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 Ketosag 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 'ketosag': ['Ketosag', 'sans-serif'], 7 }, 8 }, 9 }, 10} 11 12// Usage in HTML 13<p class="font-ketosag">Your text here</p>

Ketosag

Best Ways to Use Ketosag

Best Font Pairings for Ketosag

Test Ketosag Font Pairings Live

In Context

Ketosag Typography

Ketosag

Character Set

Type Scale

Reading Text in Ketosag

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

Using Ketosag Accessibly

How Legible is Ketosag?

Ketosag in Context: Readability

Ketosag's Visual Fatigue and Adaptability

Ketosag Accessibility Recommendations

Getting the Most from Ketosag

Get the Font

Available Weights

Weight Reference

Internationalization

Western European

Nordic

Central European

Baltic

Legal

What you can do

Restrictions

Ketosag

Best Ways to Use Ketosag

Best Font Pairings for Ketosag

Test Ketosag Font Pairings Live

In Context

Ketosag Typography

Ketosag

Character Set

Type Scale

Reading Text in Ketosag

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

Using Ketosag Accessibly

How Legible is Ketosag?

Ketosag in Context: Readability

Ketosag's Visual Fatigue and Adaptability

Ketosag Accessibility Recommendations

Getting the Most from Ketosag

Get the Font

Available Weights

Weight Reference