/**
 * Represents strings which are valid RGB colors. Permits both absolute and percentage based values.
 *
 * @since 0.0.4
 */
import { Kind, Kind2, URIS, URIS2, HKT2 } from 'fp-ts/HKT';
import * as D from 'io-ts/Decoder';
import * as Enc from 'io-ts/Encoder';
import * as Eq_ from 'fp-ts/Eq';
import * as G from 'io-ts/Guard';
import * as TD from 'io-ts/TaskDecoder';
import * as t from 'io-ts/Type';
import * as Arb from '../internal/ArbitraryBase';
/**
 * @since 0.0.4
 * @category Internal
 */
interface RGBBrand {
    readonly RGB: unique symbol;
}
/**
 * Represents strings which are valid RGB colors. Permits both absolute and percentage based values.
 *
 * @since 0.0.4
 * @category Model
 */
export declare type RGB = string & RGBBrand;
/**
 * @since 0.0.4
 * @category Model
 */
export declare type SchemableParams<S> = HKT2<S, string, RGB>;
/**
 * @since 0.0.4
 * @category Model
 */
export declare type SchemableParams1<S extends URIS> = Kind<S, RGB>;
/**
 * @since 0.0.4
 * @category Model
 */
export declare type SchemableParams2<S extends URIS2> = Kind2<S, string, RGB>;
/**
 * @since 0.0.4
 * @category Model
 */
export declare type SchemableParams2C<S extends URIS2> = Kind2<S, unknown, RGB>;
/**
 * @since 0.0.4
 * @category Refinements
 */
export declare const isRGB: (s: string) => s is RGB;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Decoder: SchemableParams2C<D.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Encoder: SchemableParams2<Enc.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Eq: SchemableParams1<Eq_.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Guard: SchemableParams1<G.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const TaskDecoder: SchemableParams2C<TD.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Type: SchemableParams1<t.URI>;
/**
 * @since 0.0.4
 * @category Instances
 */
export declare const Arbitrary: SchemableParams1<Arb.URI>;
export {};
//# sourceMappingURL=RGB.d.ts.map