Module Color

Index

Functions

Functions

colorTest

colorTest(colorTester: Selection<void>, className: string): string

- Defined in plottable.d.ts:249
Gets the Hex Code of the color resulting by applying the className CSS class to the colorTester selection. Returns null if the tester is transparent.

Parameters
- colorTester: Selection<void>
  
  The d3 selection to apply the CSS class to
- className: string
  
  The name of the class to be applied
Returns string

The hex code of the computed color

contrast

contrast(a: string, b: string): number

- Defined in plottable.d.ts:235
Return contrast ratio between two colors Based on implementation from chroma.js by Gregor Aisch (gka) (licensed under BSD) chroma.js may be found here: https://github.com/gka/chroma.js License may be found here: https://github.com/gka/chroma.js/blob/master/LICENSE see http://www.w3.org/TR/2008/REC-WCAG20-20081211/#contrast-ratiodef

Parameters
- a: string
- b: string
Returns number

lightenColor

lightenColor(color: string, factor: number): string

- Defined in plottable.d.ts:240
Returns a brighter copy of this color. Each channel is multiplied by 0.7 ^ -factor. Channel values are capped at the maximum value of 255, and the minimum value of 30.

Parameters
- color: string
- factor: number
Returns string

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