<!-- Public documentation export; not library implementation source. -->
# BaselineStylePreferences

[Integration guide](https://docs.lumencharts.com/charting-library/reference/compatibility) · [Reference index](https://docs.lumencharts.com/charting-library/api/)

Public contract reference. This declaration describes types and callback shapes; availability is constrained by the linked integration guide and the runtime capability. Legacy product-specific fields are not a promise of implementation.

## topFillColor1 {#topfillcolor1}

```ts
topFillColor1: string;
```

Use the type signature above and the integration guide for the owning capability.

## topFillColor2 {#topfillcolor2}

```ts
topFillColor2: string;
```

Use the type signature above and the integration guide for the owning capability.

## bottomFillColor1 {#bottomfillcolor1}

```ts
bottomFillColor1: string;
```

Use the type signature above and the integration guide for the owning capability.

## bottomFillColor2 {#bottomfillcolor2}

```ts
bottomFillColor2: string;
```

Use the type signature above and the integration guide for the owning capability.

## topLineColor {#toplinecolor}

```ts
topLineColor: string;
```

Use the type signature above and the integration guide for the owning capability.

## bottomLineColor {#bottomlinecolor}

```ts
bottomLineColor: string;
```

Use the type signature above and the integration guide for the owning capability.

## baselineColor {#baselinecolor}

```ts
baselineColor: string;
```

Use the type signature above and the integration guide for the owning capability.

## topLineWidth {#toplinewidth}

```ts
topLineWidth: number;
```

Use the type signature above and the integration guide for the owning capability.

## bottomLineWidth {#bottomlinewidth}

```ts
bottomLineWidth: number;
```

Use the type signature above and the integration guide for the owning capability.

## transparency {#transparency}

```ts
transparency: number;
```

Use the type signature above and the integration guide for the owning capability.

## baseLevelPercentage {#baselevelpercentage}

```ts
baseLevelPercentage: number;
```

Use the type signature above and the integration guide for the owning capability.

---
Documentation page: https://docs.lumencharts.com/charting-library/api/BaselineStylePreferences