Function getForegroundColor

src/components/FAB/utils.ts:210–259

({
  theme,
  isVariant,
  disabled,
  backgroundColor,
  customColor,
}: BaseProps & { backgroundColor: string; customColor?: string })

};

const getForegroundColor = ({
  theme,
  isVariant,
  disabled,
  backgroundColor,
  customColor,
}: BaseProps & { backgroundColor: string; customColor?: string }) => {
  if (typeof customColor !== 'undefined' && !disabled) {
    return customColor;
  }

  if (theme.isV3) {
    if (disabled) {
      return theme.colors.onSurfaceDisabled;
    }

    if (isVariant('primary')) {
      return theme.colors.onPrimaryContainer;
    }

    if (isVariant('secondary')) {
      return theme.colors.onSecondaryContainer;
    }

    if (isVariant('tertiary')) {
      return theme.colors.onTertiaryContainer;
    }

    if (isVariant('surface')) {
      return theme.colors.primary;
    }
  }

  if (disabled) {
    if (theme.dark) {
      return color(white).alpha(0.32).rgb().string();
    }
    return color(black).alpha(0.32).rgb().string();
  }

  if (backgroundColor) {
    return getContrastingColor(
      backgroundColor || white,
      white,
      'rgba(0, 0, 0, .54)'
    );
  }

  return getContrastingColor(white, white, 'rgba(0, 0, 0, .54)');
};

export const getFABColors = ({
  theme,