# Telegram

> Generated by BrandSweets from the telegram-org BrandDoc (v4, schema 1). Do not edit by hand.

## Identity

**Tagline:** Fast. Secure. Powerful.

**Sector:** social

**Domain:** telegram.org

**Guidelines:** https://telegram.org/brand


## Colors

| Role | Name | Hex | Dark | Usage |
| --- | --- | --- | --- | --- |
| `primary` | Telegram Blue | `#2aabee` | — | The paper-plane mark's blue. Source: Telegram brand blue #2AABEE (telegram.org logo artwork). |
| `secondary` | Blue | `#318fd3` | — | Secondary brand color. |
| `accent` | Blue | `#0088cc` | — | Accent: highlights and secondary emphasis. |
| `surface` | White | `#ffffff` | — | Page and card background. |
| `text` | Black | `#000000` | — | Body text on surface. |

### Scales

- **primary:** 50 `#f0f6fa`, 100 `#dae9f1`, 200 `#aaddf8`, 300 `#76c8f4`, 400 `#47b5f0`, 500 `#2aabee`, 600 `#118dd0`, 700 `#0e73aa`, 800 `#0b5a84`, 900 `#0e3e58`, 950 `#092839`
- **secondary:** 50 `#f1f5f8`, 100 `#dce7ef`, 200 `#b3d6ef`, 300 `#85bde5`, 400 `#5ba6dc`, 500 `#318fd3`, 600 `#277cb9`, 700 `#206697`, 800 `#194f76`, 900 `#17384f`, 950 `#0f2433`
- **accent:** 50 `#eff7fa`, 100 `#d7eaf4`, 200 `#a3e0ff`, 300 `#6bceff`, 400 `#38bdff`, 500 `#0aadff`, 600 `#0088cc`, 700 `#007ab8`, 800 `#005f8f`, 900 `#08415e`, 950 `#052b3d`
- **surface:** 50 `#ffffff`, 100 `#e6e6e6`, 200 `#d1d1d1`, 300 `#b5b5b5`, 400 `#9c9c9c`, 500 `#858585`, 600 `#707070`, 700 `#5c5c5c`, 800 `#474747`, 900 `#333333`, 950 `#212121`
- **text:** 50 `#f5f5f5`, 100 `#e6e6e6`, 200 `#d1d1d1`, 300 `#b5b5b5`, 400 `#9c9c9c`, 500 `#858585`, 600 `#707070`, 700 `#5c5c5c`, 800 `#474747`, 900 `#333333`, 950 `#000000`

## Typography

### Families

#### Segoe UI `segoe-ui`
- **Source:** system
- **Weights:** 400 Regular, 700 Bold
- **Fallback stack:** `"Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif`

### Role assignments

- **heading:** Segoe UI (`segoe-ui`)
- **body:** Segoe UI (`segoe-ui`)

### Scale

| Step | Size (rem) | Line height | Tracking (em) |
| --- | --- | --- | --- |
| sm | 0.875 | 1.5 | — |
| base | 1 | 1.6 | — |
| lg | 1.25 | 1.4 | — |
| xl | 1.75 | 1.25 | — |
| 2xl | 2.25 | 1.15 | — |
| display | 3.5 | 1.05 | -0.02 |

## Gradients

Derived from the colour roles (perceptual interpolation; same tokens in brand.css / tokens.json):

- **--brand-gradient:** `linear-gradient(135deg in oklch shorter hue, #a1e2ff 0%, #2aabee 50%, #0073b1 100%)` — worst-case contrast white 1.42:1, black 4.09:1 AA-large
- **--brand-gradient-hero:** `linear-gradient(135deg in oklch shorter hue, #cfe4ee 0%, #8caec5 50%, #5f798e 100%)` — ink #000000; worst-case contrast white 1.31:1, black 4.61:1 AA
- **--brand-gradient-button:** `linear-gradient(180deg in oklch shorter hue, #3cb8fc 0%, #109ee0 100%)` — ink #000000; hover `linear-gradient(180deg in oklch shorter hue, #49c2ff 0%, #25a8eb 100%)`; active `linear-gradient(180deg in oklch shorter hue, #2faef1 0%, #0095d6 100%)`

## Logos

### primary
- **Formats:**
  - `svg`: https://telegram.org/img/website_icon.svg?4
- **Clearspace:** 1× logo-height — Default clearspace of one logo-height on all sides (auto-seeded; refine after review).
- **Min size:** 24px w (screen)
- **Allowed backgrounds:** any

## Boards

- **Cover** — `cover` (`board-cover`)
- **Color System** — `color-system` (`board-colors`)
- **Type Specimen** — `type-specimen` (`board-type`)
- **Logo Suite** — `logo-suite` (`board-logos`)

## Resources

- Tokens (JSON): /b/telegram-org/tokens.json
- Tokens (CSS): /b/telegram-org/brand.css
- This document: /b/telegram-org/brand.md
- MCP endpoint (public read): mcp.brandsweets.com/telegram-org/mcp
- Agent integration guide: /agents.md