Partial types for https://www.npmjs.com/package/@texel/color (v1.1.4)

texel__color.d.ts

declare module '@texel/color' {
  type Coords = [number, number, number];

  interface BaseColorSpace {
    id: string;
    base?: BaseColorSpace;
  }

  interface ColorSpace extends BaseColorSpace {
    toBase?: (input: Coords, out?: Coords) => Coords;
    fromBase?: (input: Coords, out?: Coords) => Coords;
  }

  type XYZColorMatrix = [
    [number, number, number],
    [number, number, number],
    [number, number, number],
  ];

  interface XYZColorSpace extends BaseColorSpace {
    toXYZ_M: XYZColorMatrix;
    fromXYZ_M: XYZColorMatrix;
    toLMS_M: XYZColorMatrix;
    fromLMS_M: XYZColorMatrix;
  }

  // srgb
  declare const sRGB: ColorSpace;
  export const sRGBLinear: XYZColorSpace;

  // oklab
  declare const OKLab: ColorSpace;
  declare const OKLCH: ColorSpace;
  declare const OKHSL: ColorSpace;
  declare const OKHSV: ColorSpace;

  function convert(
    input: Coords,
    fromSpace: ColorSpace,
    toSpace: ColorSpace
  ): Coords;

  function serialize(
    coords: Coords,
    inputSpace: ColorSpace,
    outputSpace?: ColorSpace
  ): string;

  function deserialize(colorString: string): ColorInfo;

  interface ColorInfo {
    id: ColorSpace['id'];
    coords: Coords;
  }
}