Sitepeel
Monarch website (monarch.com) as measured on November 4, 2026

Fintech and payments · DESIGN.md · measured November 4, 2026

Monarch design system

Monarch’s website (monarch.com) uses the Copernicus font and #FF692D as its main color on a #F6F5F3 background. Measured by Sitepeel on November 4, 2026.

  • #F6F5F3
  • #EFECEA
  • #22201D
  • #FF692D
Download DESIGN.md

From monarch.com ↗ · 323 elements at 1440×900 and 390×844 Independent analysis, not affiliated with Monarch

Monarch color palette

10 colors with hex codes, grouped by where each one is used on the page.

Surfaces

Snow#F6F5F3backgroundPage background · 1×
Mist#EFECEAsurface-container-lowRaised areas one step from the page · 1×
White#FFFFFFsurface-container · --osano-button-background-colorCards and panels · 6×

Text

Charcoal#22201Don-surface · --theme-none-foregroundPrimary text and headings · 75×
Slate#777573on-surface-variantSecondary text · 9×
Snow#FEFCFBon-primaryText and icons on primary

Accents

Vivid Orange#FF692Dprimary · --orange-9Primary buttons and calls to action · 9×
Vivid Orange#F35B16secondaryAccent in text, fills and borders · 13×
Vivid Amber#FFBC0BtertiaryAccent · 22×

Borders

Warm Silver#DCD9D6outlineBorders and dividers · 3×

Monarch fonts and type scale

2 families.

AaCopernicusWeights 350Copernicus, sans-serif
AaABC OracleWeights 100, 350, 400ABC Oracle, sans-serif
headline-displayPage title (h1)Monarch48px · 350 · 1.2 · -0.067em
mobile 32px
headline-lgSection headings (h2)The quick brown fox jumps over the lazy dog40px · 350 · 1.2 · -0.06em
mobile 32px
headline-mdSub-section headingsThe quick brown fox jumps over the lazy dog32px · 350 · 1.2 · -0.05em
mobile 28px
body-mdBody textThe quick brown fox jumps over the lazy dog16px · 400 · 1.5
body-lgLead paragraphsThe quick brown fox jumps over the lazy dog18px · 350 · 1.4 · -0.01em
body-smSecondary and small textThe quick brown fox jumps over the lazy dog14px · 100 · 1.43
label-mdButtons, navigation and labelsThe quick brown fox jumps over the lazy dog14px · 350 · 1.3 · -0.01em

Contrast

Text on #F6F5F3

AaAAA14.9:1
AaLarge only4.2:1

Spacing

4px grid · 100% of values fit

xs4px
sm8px
md16px
lg32px
xl64px
gutter16px
section64px
margin16px
container1440px

Breakpoints: 359px 376px 480px 500px 640px 767px 768px 1024px 1200px 1280px 1360px 1536px

Shapes

Corner radii, most used first.

full9999px · 64×
md12px · 16×

Depth

Shadow

Monarch UI components

Rebuilt from the measured CSS.

Sign up
button-primaryFilled button · hover to see the measured hover state
Sign in
button-outlineOutlined button
Features
button-ghostText button
Inline link
linkInline link

Motion

Interface transitions

0.15s0.2s
cubic-bezier(0.4, 0, 0.2, 1)ease

Do’s and don’ts

Rules written from the measurements, so a coding agent stays on style.

  • Use #F6F5F3 for the page and lift surfaces in small steps: #EFECEA, #FFFFFF.
  • Keep text in 2 levels: #22201D, #777573.
  • Reserve #FF692D for primary actions and key highlights.
  • Set headlines in Copernicus with tight tracking (-0.067em).
  • Keep spacing on the 4px grid.
  • Make buttons and chips fully rounded (9999px); most other elements use 12px corners.
  • Use #777573 for body text; it reaches 4.21:1 on #F6F5F3. Keep it for large text or metadata.
  • Introduce new font families beyond Copernicus and ABC Oracle.
  • Use #FF692D for large backgrounds or body text.
  • Make interface transitions slower than 0.2s.
Monarch DESIGN.md209 lines

Fonts

What font does Monarch use?

Monarch uses Copernicus (weight 350) and ABC Oracle (weights 100, 350 and 400) on monarch.com. Page titles are 48px at weight 350 (32px on phones) and body text is 16px. Measured on November 4, 2026.

  • AaCopernicus · 350
  • AaABC Oracle · 100, 350, 400
Find every font on monarch.com with Font finder →

Colors

Monarch colors: palette and hex codes

Monarch’s main colors are #F6F5F3 (snow) for the background, #22201D (charcoal) for text and #FF692D (vivid orange) as the main accent, with #F35B16 (vivid orange) and #FFBC0B (vivid amber) as other accents. Measured on November 4, 2026.

  • #F6F5F3 · snow
  • #22201D · charcoal
  • #777573 · slate
  • #EFECEA · mist
  • #FFFFFF · white
  • #DCD9D6 · warm silver
  • #FF692D · vivid orange
  • #FEFCFB · snow
Get monarch.com’s palette as CSS or Tailwind with Colors →

Tech stack

What is Monarch built with?

Monarch’s website (monarch.com) is built with Sanity, Next.js, Lit, React and Radix UI. Measured on November 4, 2026.

JavaScript framework
Next.js 16.3.5, Lit 2.8.0, React 19.3.0-experimental-cbb0
Hosting & CDN
Vercel
Animation & 3D
Motion
Analytics
Sentry 10.44.0, Vercel Speed Insights
Marketing & support
Osano
Site builder & CMS
Sanity
Check monarch.com live with Tech stack →

What you can build with it

Landing pages, pricing tables, dashboards: your AI coding agent builds them in this style, with these colors, fonts, spacing and buttons instead of its defaults.

Download DESIGN.md, put it in your project’s root folder, then ask your agent for a page.

Prompt · DESIGN.md attached

Build a landing page for my product. Follow for every color, font, spacing value, corner and button.

Need a page behind a login?

The DESIGN.md generator Chrome extension makes one from any page you have open, including dashboards and pages behind a login.

See the Chrome extension

FAQ

Monarch design system questions

What font does Monarch use?

Monarch’s website uses Copernicus (weight 350) and ABC Oracle (weights 100, 350 and 400). Page titles are 48px at weight 350 (32px on phones) and body text is 16px. Measured on November 4, 2026.

What are the Monarch colors and hex codes?

On monarch.com: #F6F5F3 (snow) for the background, #22201D (charcoal) for text and #FF692D (vivid orange) as the main accent, with #F35B16 (vivid orange) and #FFBC0B (vivid amber) as other accents. The color palette above lists all 10 colors with their hex codes and where each one is used.

What is the Monarch design system?

The design system on this page is monarch.com’s, as measured on November 4, 2026: Copernicus type, #FF692D as the main color, pill-shaped corners and a 4px spacing grid, written down as a DESIGN.md. It is not Monarch’s own documentation.

What is Monarch built with?

Monarch’s website (monarch.com) is built with Sanity, Next.js, Lit, React and Radix UI. The full tech stack Sitepeel found: Next.js, Vercel, Lit, React, Motion, Sentry, Vercel Speed Insights, Osano, Sanity and Radix UI. Measured on November 4, 2026.

What is the Monarch DESIGN.md?

A plain-text file with Monarch’s measured colors, type, spacing, corners and components as tokens, plus short rules, in the DESIGN.md format Google published with Stitch. Your AI coding agent reads it and builds in this style. More about DESIGN.md.

How do I use it with Claude Code or Cursor?

Download the file and put it in your project’s root folder, then ask your agent to follow DESIGN.md. Step-by-step guides: Claude Code, Cursor, Codex, GitHub Copilot.

Is this Monarch’s official design system?

No. Sitepeel measured it from monarch.com’s public page on November 4, 2026. It is an independent analysis, not made or approved by Monarch.

Can I use Monarch’s style in my own product?

Use it to learn, prototype and compare. For a real product, make the style your own, and never copy Monarch’s logo, name, pictures or text.

How accurate are the values?

Each value was measured on the rendered page after it fully loaded, on desktop and mobile: colors where they appear, type with tracking, spacing, corners, shadows and hover states. Sites change, so check the date at the top.