Signal Mobile — Design System

dark · consumer · high · confidence 85%

Signal Mobile — palette measured from official store listing screenshots (colors only; no font claims). Type scale shown is the platform HIG default.

Open in Mozaika →

This is a static, crawlable rendering for search & AI engines. The interactive version — filters, live decode console, copy & export — is at https://mozaika.design/ds/signal-mobile.

Tokens

Signal Mobile's decoded design system: background #000000, text #FFFFFF, accent #2267F5, link #2267F5, primary #2267F5; type scale h1 34px / h2 22px / body 17px; 8px spacing base; 12px base radius. The single interactive/action color is #2267F5 — used only on interactive or must-notice elements (buttons, links, key highlights), never on large fills.

Color roles

Using these colors

• Action color #2267F5 — the single interactive color; only on things you click or must notice, never large fills.
• primary, accent, link, button_bg are all #2267F5 — one role, not several (the action color).
• accent #2267F5 — THE accent / action color — interactive & must-notice only (buttons, links, focus, one key highlight); never large fills or backgrounds. Scarcity is what makes it read as designed.

Typography

• h1: 34px
• h2: 22px
• body: 17px

Spacing

• base unit: 8px
• scale: 4px, 8px, 12px, 16px, 24px, 32px, 48px, 64px

Radii

• base: 12px
• button: 12px

Export: DESIGN.md

# Signal Mobile — Design System

> dark, consumer, high

Signal Mobile — palette measured from official store listing screenshots (colors only; no font claims). Type scale shown is the platform HIG default.

## Colors

| Role | Value |
|------|-------|
| bg | `#000000` |
| surface | `#0F0F0F` |
| border | `#262626` |
| text | `#FFFFFF` |
| text_muted | `#9E9E9E` |
| primary | `#2267F5` |
| accent | `#2267F5` |
| link | `#2267F5` |
| button_bg | `#2267F5` |
| button_text | `#000000` |

**Using these colors**

- **Action color** `#2267F5` — the single interactive color; it appears only on things you click or must notice (buttons, key highlights), never on large fills or backgrounds.
- `primary`, `accent`, `link`, `button_bg` are all `#2267F5` — one role, not several (your action color).
- **accent** `#2267F5` — THE accent / action color — interactive & must-notice only (buttons, links, focus, one key highlight); never large fills or backgrounds. Scarcity is what makes it read as designed.

## Typography

- h1: 34px
- h2: 22px
- body: 17px

## Spacing
- base unit: 8px
- scale: 4px, 8px, 12px, 16px, 24px, 32px, 48px, 64px

## Radius
- base: 12px
- button: 12px

## Primary button
- bg `#2267F5` · text `#000000` · radius 12px

## How to apply
Paste the Tailwind `@theme` (or CSS variables) as your base, then build each
section to its spec — verify every color, radius, and font against these tokens.

---

> **Decoded with Mozaika** — measured live, not guessed. Full decoded design system + one-command install: mozaika.design/ds/signal-mobile

Export: Tailwind v4 (@theme)

@theme {
  /* action color #2267F5 — the one interactive color; buttons/links/emphasis only, never large fills. */
  --color-bg: #000000;
  --color-surface: #0F0F0F;
  --color-border: #262626;
  --color-text: #FFFFFF;
  --color-text-muted: #9E9E9E;
  --color-primary: #2267F5;  /* primary brand / action color. */
  --color-accent: #2267F5;  /* THE accent / action color — interactive & must-notice only (buttons, links, focus, one key highlight); never large fills or backgrounds. Scarcity is what makes it read as designed. */
  --color-link: #2267F5;  /* inline text links — shares the action color. */
  --color-button-bg: #2267F5;  /* primary-button fill — the main call-to-action color. */
  --color-button-text: #000000;
  --text-h1: 34px;
  --text-h2: 22px;
  --text-body: 17px;
  --radius-base: 12px;
  --radius-button: 12px;
  --spacing-1: 4px;
  --spacing-2: 8px;
  --spacing-3: 12px;
  --spacing-4: 16px;
  --spacing-5: 24px;
  --spacing-6: 32px;
  --spacing-7: 48px;
  --spacing-8: 64px;
}

Export: CSS variables

:root {
  /* action color #2267F5 — the one interactive color; buttons/links/emphasis only, never large fills. */
  --bg: #000000;
  --surface: #0F0F0F;
  --border: #262626;
  --text: #FFFFFF;
  --text-muted: #9E9E9E;
  --primary: #2267F5;  /* primary brand / action color. */
  --accent: #2267F5;  /* THE accent / action color — interactive & must-notice only (buttons, links, focus, one key highlight); never large fills or backgrounds. Scarcity is what makes it read as designed. */
  --link: #2267F5;  /* inline text links — shares the action color. */
  --button-bg: #2267F5;  /* primary-button fill — the main call-to-action color. */
  --button-text: #000000;
  --radius: 12px;
  --radius-button: 12px;
}