Class ColourContrastTestInternal

constructor

• new ColourContrastTest(
      clrA: {
          hex: string;
          hsl: { h: number; l: number; s: number };
          lch: { c: number; h: number; l: number };
          rgb: { b: number; g: number; r: number };
      },
      clrB: {
          hex: string;
          hsl: { h: number; l: number; s: number };
          lch: { c: number; h: number; l: number };
          rgb: { b: number; g: number; r: number };
      },
  ): ColourContrastTest
  Internal

  Parameters

  • clrA: {
        hex: string;
        hsl: { h: number; l: number; s: number };
        lch: { c: number; h: number; l: number };
        rgb: { b: number; g: number; r: number };
    }
  • clrB: {
        hex: string;
        hsl: { h: number; l: number; s: number };
        lch: { c: number; h: number; l: number };
        rgb: { b: number; g: number; r: number };
    }

  Returns ColourContrastTest

Readonly Internalaa

Readonly Internalaaa

Readonly InternalclrA

Readonly InternalclrB

Readonly Internalratio

Staticstandards

• get standards(): TestStandards
  Internal

  Returns TestStandards

• set standards(val: TestStandards): void
  Internal

  Parameters

  • val: TestStandards

  Returns void

Statictest

• test(
      clrA: {
          hex: string;
          hsl: { h: number; l: number; s: number };
          lch: { c: number; h: number; l: number };
          rgb: { b: number; g: number; r: number };
      },
      clrB: {
          hex: string;
          hsl: { h: number; l: number; s: number };
          lch: { c: number; h: number; l: number };
          rgb: { b: number; g: number; r: number };
      },
  ): number
  Internal

  Gets the contrast ratio for the given colours, checking the cache for values first.

  Parameters

  • clrA: {
        hex: string;
        hsl: { h: number; l: number; s: number };
        lch: { c: number; h: number; l: number };
        rgb: { b: number; g: number; r: number };
    }
  • clrB: {
        hex: string;
        hsl: { h: number; l: number; s: number };
        lch: { c: number; h: number; l: number };
        rgb: { b: number; g: number; r: number };
    }

  Returns number

toJSON

• toJSON(): {
      aa: { text: boolean; ui: boolean };
      aaa: { text: boolean; ui: boolean };
      ratio: number;
  }
  Internal

  Returns {
      aa: { text: boolean; ui: boolean };
      aaa: { text: boolean; ui: boolean };
      ratio: number;
  }

valueOf

• valueOf(): TestResult
  Internal

  Returns TestResult