# UI Color Palette - Demo rapide with Aurélien Grimaud

> UI Color Palette est un plugin multiplateforme permettant aux designers et développeurs de créer, gérer et déployer des palettes de couleurs accessibles en accord avec les règles de WCAG. Réservez une démo de 15 minutes.

- Host: Aurélien Grimaud
- Duration: 15 min
- Location: Google Meet
- Host time zone: Europe/Paris
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/a-ng-d/ui-color-palette-demo-rapide
- Event type id: 4663326

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=4663326&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 4663326,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  }
}
```

- Required fields: `name` (Your name), `email` (Quel est votre adresse e-mail ?)
- Optional fields: none
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.