---
description: API reference for RtkDesignTokens component (Android Library)
title: RtkDesignTokens
image: https://developers.cloudflare.com/og-docs.png
---

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# RtkDesignTokens

Last updated Aug 24, 2026|Copy as Markdown|[View as Markdown](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/realtime/realtimekit/ui-kit/api-reference/android/design-tokens/index.md)|[Agent setup](https://docs-durable-objects-instance-replaced-errors.previews.developers.cloudflare.com/agent-setup/)

The top-level design token container for customizing the look and feel of all UI Kit components.

## Properties

| Property     | Type                 | Required | Default | Description         |
| ------------ | -------------------- | -------- | ------- | ------------------- |
| colors       | RtkColorTokens       | ❌        | \-      | Color theme tokens  |
| borderWidth  | RtkBorderWidthToken  | ❌        | \-      | Border width token  |
| borderRadius | RtkBorderRadiusToken | ❌        | \-      | Border radius token |

## Usage Examples

### Basic Usage

```kotlin
val designTokens = RtkDesignTokens(
    colors = RtkColorTokens(
        brand = BrandColor(
            shade300 = Color.parseColor("#497CFD"),
            shade400 = Color.parseColor("#356EFD"),
            shade500 = Color.parseColor("#2160FD"),
            shade600 = Color.parseColor("#0D52FD"),
            shade700 = Color.parseColor("#0046E5")
        ),
        background = BackgroundColor(
            shade600 = Color.parseColor("#2C2C2C"),
            shade700 = Color.parseColor("#242424"),
            shade800 = Color.parseColor("#1C1C1C"),
            shade900 = Color.parseColor("#141414"),
            shade1000 = Color.parseColor("#0C0C0C")
        )
    ),
    borderRadius = RtkBorderRadiusToken.Rounded,
    borderWidth = RtkBorderWidthToken.Thin
)
```

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