This node calculates the brightness of the colour input.
Perceived Brightness Setup

| Name | Description |
|---|---|
| Colour | This displays the input colour. |
| Brightness | This is the output brightness. 0 equivalent to black and 1 equivalent to white. |

Layout
| Name | Description |
|---|---|
| Position | The position of the node on the board can be set using XY values. |
| Size | The size of the node, width and height can be set here. |

